Luca Pedruzzi (he/him)
@lucapedruzzi.bsky.social
PhD student investigating different empathy-related behaviors in primates at Univ of Pisa and Univ of Rennes
Pinned
Wild gelada monkeys detect emotional and prosocial cues in vocal exchanges during aggression
Recognizing vocal behaviours intended to benefit others is a crucial yet understudied social skill. Primates with rich vocal repertoires and complex societies are excellent models to track the evoluti...
journals.plos.org
It’s finally out!! Our new study shows that wild geladas seem to recognize prosocial vocal affiliation to victims of aggression! A key insight into the evolution of empathy in primates 🔊🐒 @geladasbridges.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
journals.plos.org/plosone/arti...
Our new publication is out and offers some interesting (and creepy) insights for the management of zoo-housed geladas! Yes, monkeys kidnap infants sometimes! Open access here: doi.org/10.1016/j.ap...
@geladasbridges.bsky.social 🐒
@geladasbridges.bsky.social 🐒
October 17, 2025 at 10:00 AM
Our new publication is out and offers some interesting (and creepy) insights for the management of zoo-housed geladas! Yes, monkeys kidnap infants sometimes! Open access here: doi.org/10.1016/j.ap...
@geladasbridges.bsky.social 🐒
@geladasbridges.bsky.social 🐒
Go watch our brand new documentary! 🐒🇪🇹🇮🇹
We are so happy to tell you that finally our documentary about our project🇪🇹 has been released on YouTube. We hope you’ll find some time to watch it, to learn about our adventures and the wonderful work we are doing ❤️
Huge thanks to Alberto Alessi for making this possible! WATCH IT!
Huge thanks to Alberto Alessi for making this possible! WATCH IT!
youtu.be
October 14, 2025 at 7:58 AM
Go watch our brand new documentary! 🐒🇪🇹🇮🇹
Reposted by Luca Pedruzzi (he/him)
New paper out by @lucapedruzzi.bsky.social, Alban Lemasson and collaborators on geladas agression, kidnapping and death 💀
Maybe not the casual reading while having your morning coffee…
doi.org/10.1016/j.ap...
Maybe not the casual reading while having your morning coffee…
doi.org/10.1016/j.ap...
Redirecting
doi.org
October 14, 2025 at 6:40 AM
New paper out by @lucapedruzzi.bsky.social, Alban Lemasson and collaborators on geladas agression, kidnapping and death 💀
Maybe not the casual reading while having your morning coffee…
doi.org/10.1016/j.ap...
Maybe not the casual reading while having your morning coffee…
doi.org/10.1016/j.ap...
Presenting 🐒 at the XXVIII International Congress of Ethology @behaviour2025.bsky.social in Kolkata, India 🇮🇳
@geladasbridges.bsky.social @ethos-research.bsky.social
@geladasbridges.bsky.social @ethos-research.bsky.social
October 1, 2025 at 10:26 AM
Presenting 🐒 at the XXVIII International Congress of Ethology @behaviour2025.bsky.social in Kolkata, India 🇮🇳
@geladasbridges.bsky.social @ethos-research.bsky.social
@geladasbridges.bsky.social @ethos-research.bsky.social
Presenting our research on gelada flexible communication and emotion recognition during post-conflict interactions at #Behaviour2025
in Kolkata (India)! 🐒
@geladasbridges.bsky.social @ethos-research.bsky.social @behaviour2025.bsky.social
in Kolkata (India)! 🐒
@geladasbridges.bsky.social @ethos-research.bsky.social @behaviour2025.bsky.social
August 28, 2025 at 8:06 AM
Presenting our research on gelada flexible communication and emotion recognition during post-conflict interactions at #Behaviour2025
in Kolkata (India)! 🐒
@geladasbridges.bsky.social @ethos-research.bsky.social @behaviour2025.bsky.social
in Kolkata (India)! 🐒
@geladasbridges.bsky.social @ethos-research.bsky.social @behaviour2025.bsky.social
🚨 New paper out! We report encounters between wild geladas and free-roaming dogs in an unprotected area in Ethiopia, highlighting the behavioral adaptability of our amazing geladas! @ethos-research.bsky.social @leakeyfoundation.org
Free to read here: doi.org/10.1016/j.ge...
Free to read here: doi.org/10.1016/j.ge...
July 10, 2025 at 1:09 PM
🚨 New paper out! We report encounters between wild geladas and free-roaming dogs in an unprotected area in Ethiopia, highlighting the behavioral adaptability of our amazing geladas! @ethos-research.bsky.social @leakeyfoundation.org
Free to read here: doi.org/10.1016/j.ge...
Free to read here: doi.org/10.1016/j.ge...
🚨New paper alert! 🐵 We compared yawning in geladas vs hamadryas baboons and guess what? Differences in the sociobiology of the two species seem to be reflected in the expression of the behaviour OA here: onlinelibrary.wiley.com/doi/10.1002/...
@ethos-research.bsky.social
@ethos-research.bsky.social
June 2, 2025 at 7:21 AM
🚨New paper alert! 🐵 We compared yawning in geladas vs hamadryas baboons and guess what? Differences in the sociobiology of the two species seem to be reflected in the expression of the behaviour OA here: onlinelibrary.wiley.com/doi/10.1002/...
@ethos-research.bsky.social
@ethos-research.bsky.social
Un article de vulgarisation dans The Conversation sur notre dernière recherche! @ethos-research.bsky.social 🐒
L’empathie n’est pas le propre de l’humain : ces singes utilisent des signaux vocaux pour se réconforter
L’empathie n’est pas le propre de l’humain : ces singes utilisent des signaux vocaux pour se réconforter
Une très récente étude démontre que des singes géladas d’Éthiopie savent faire preuve d’empathie en réconfortant leurs congénères par des signaux vocaux.
theconversation.com
May 26, 2025 at 5:59 AM
Un article de vulgarisation dans The Conversation sur notre dernière recherche! @ethos-research.bsky.social 🐒
Reposted by Luca Pedruzzi (he/him)
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting @lucapedruzzi.bsky.social et al. #OpenAccess doi.org/10.1016/j.an...
Redirecting
doi.org
May 20, 2025 at 8:14 PM
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting @lucapedruzzi.bsky.social et al. #OpenAccess doi.org/10.1016/j.an...
🚨Our study on mutual gaze and facial mimicry in rhesus macaques and their possible link to joint commitment is out!! :)
doi.org/10.1016/j.an...
doi.org/10.1016/j.an...
May 21, 2025 at 8:43 AM
🚨Our study on mutual gaze and facial mimicry in rhesus macaques and their possible link to joint commitment is out!! :)
doi.org/10.1016/j.an...
doi.org/10.1016/j.an...
Reposted by Luca Pedruzzi (he/him)
New paper alert! 🚨
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting!
A study lead by our own @lucapedruzzi.bsky.social, in collaboration with Alban Lemasson, Elisabetta Palagi and many others!
www.sciencedirect.com/science/arti...
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting!
A study lead by our own @lucapedruzzi.bsky.social, in collaboration with Alban Lemasson, Elisabetta Palagi and many others!
www.sciencedirect.com/science/arti...
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting
Human and nonhuman animals engage in complex joint actions, characterized by interactions where individuals coordinate their behaviours in space and t…
www.sciencedirect.com
May 21, 2025 at 8:30 AM
New paper alert! 🚨
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting!
A study lead by our own @lucapedruzzi.bsky.social, in collaboration with Alban Lemasson, Elisabetta Palagi and many others!
www.sciencedirect.com/science/arti...
Mutual gaze and facial mimicry as drivers of shared engagement in macaque play fighting!
A study lead by our own @lucapedruzzi.bsky.social, in collaboration with Alban Lemasson, Elisabetta Palagi and many others!
www.sciencedirect.com/science/arti...
Reposted by Luca Pedruzzi (he/him)
Check out this video on our new research! 🔊🐒
@lucapedruzzi.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
@lucapedruzzi.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
May 16, 2025 at 7:58 AM
Check out this video on our new research! 🔊🐒
@lucapedruzzi.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
@lucapedruzzi.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
It’s finally out!! Our new study shows that wild geladas seem to recognize prosocial vocal affiliation to victims of aggression! A key insight into the evolution of empathy in primates 🔊🐒 @geladasbridges.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
journals.plos.org/plosone/arti...
Wild gelada monkeys detect emotional and prosocial cues in vocal exchanges during aggression
Recognizing vocal behaviours intended to benefit others is a crucial yet understudied social skill. Primates with rich vocal repertoires and complex societies are excellent models to track the evoluti...
journals.plos.org
May 15, 2025 at 7:25 AM
It’s finally out!! Our new study shows that wild geladas seem to recognize prosocial vocal affiliation to victims of aggression! A key insight into the evolution of empathy in primates 🔊🐒 @geladasbridges.bsky.social @ethos-research.bsky.social
journals.plos.org/plosone/arti...
journals.plos.org/plosone/arti...
Reposted by Luca Pedruzzi (he/him)
Life on the field 🐒
May 6, 2025 at 9:04 AM
Life on the field 🐒
Amazing end of the year!
🚨New publication 🚨Our new paper on multimodality in yawn contagion and on the centrality of female-female mirror responses in geladas is finally out! 🐒 free on the American Journal of Primatology onlinelibrary.wiley.com/doi/full/10....
🚨New publication 🚨Our new paper on multimodality in yawn contagion and on the centrality of female-female mirror responses in geladas is finally out! 🐒 free on the American Journal of Primatology onlinelibrary.wiley.com/doi/full/10....
Yawn Contagion and Modality‐Matching in the Female‐Bonded Society of Geladas (Theropithecus gelada)
Behavioral contagion is widespread in primates, with yawn contagion (YC) being a well-known example. Often associated with ingroup dynamics and synchronization, the possible functions and evolutionar...
onlinelibrary.wiley.com
December 18, 2024 at 4:14 PM
Amazing end of the year!
🚨New publication 🚨Our new paper on multimodality in yawn contagion and on the centrality of female-female mirror responses in geladas is finally out! 🐒 free on the American Journal of Primatology onlinelibrary.wiley.com/doi/full/10....
🚨New publication 🚨Our new paper on multimodality in yawn contagion and on the centrality of female-female mirror responses in geladas is finally out! 🐒 free on the American Journal of Primatology onlinelibrary.wiley.com/doi/full/10....
🚨New paper! We found that in rhesus macaques spontaneous triadic affiliation after conflicts is common, increases with the victim-bystander bond and victim distress signals. This challenges traditional despotic-tolerant dichotomies🐒 free to read here:
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
December 17, 2024 at 9:54 AM
🚨New paper! We found that in rhesus macaques spontaneous triadic affiliation after conflicts is common, increases with the victim-bystander bond and victim distress signals. This challenges traditional despotic-tolerant dichotomies🐒 free to read here:
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
It might look like I’m posing but I’m actually desperate trying to identify the too many geladas in front of me 😅
@geladas_bridges #fieldlife
@geladas_bridges #fieldlife
December 2, 2024 at 7:18 PM
It might look like I’m posing but I’m actually desperate trying to identify the too many geladas in front of me 😅
@geladas_bridges #fieldlife
@geladas_bridges #fieldlife
Last week we presented first data from our @geladas_bridges project at the conference of the Italian Society for the study of Animal Behaviour @sie_etologia in Turin! Emotions and prosociality in vocal exchanges of wild geladas… so happy and proud 🐒 @EthosLabo @TheLeakeyFndtn
December 2, 2024 at 7:18 PM
Last week we presented first data from our @geladas_bridges project at the conference of the Italian Society for the study of Animal Behaviour @sie_etologia in Turin! Emotions and prosociality in vocal exchanges of wild geladas… so happy and proud 🐒 @EthosLabo @TheLeakeyFndtn
Last week I had the great opportunity of presenting the work we are doing at the @EFP_2024 in Lausanne #EFP2024 !yawn vocalizations in geladas, facial mimicry and mutual gaze in joint play in rhesus macaques… and more 🐒
December 2, 2024 at 7:18 PM
Last week I had the great opportunity of presenting the work we are doing at the @EFP_2024 in Lausanne #EFP2024 !yawn vocalizations in geladas, facial mimicry and mutual gaze in joint play in rhesus macaques… and more 🐒
🚨 New paper on rhesus macaque play fighting! 🐒 Discover how rapid facial mimicry in this despotic species is influenced by rank and linked to the emotional arousal of playmates! 🎭📊 very proud of this @bettapalagi @EthosLabo Open access here:
link.springer.com/article/10.100…
link.springer.com/article/10.100…
Rapid facial mimicry as a regulator of play in a despotic macaque species
Behavioral Ecology and Sociobiology - During risky interactions like social play, motor resonance phenomena such as facial mimicry can be highly adaptive. Here, we studied Rapid Facial Mimicry...
link.springer.com
December 2, 2024 at 7:17 PM
🚨 New paper on rhesus macaque play fighting! 🐒 Discover how rapid facial mimicry in this despotic species is influenced by rank and linked to the emotional arousal of playmates! 🎭📊 very proud of this @bettapalagi @EthosLabo Open access here:
link.springer.com/article/10.100…
link.springer.com/article/10.100…
Kings and queens of the Ethiopian highlands 🇪🇹 @geladas_bridges
Pics by @bettapalagi
Pics by @bettapalagi
December 2, 2024 at 7:17 PM
Kings and queens of the Ethiopian highlands 🇪🇹 @geladas_bridges
Pics by @bettapalagi
Pics by @bettapalagi
New paper! 🔊🐒 Did you know that apart from humans geladas are the only (known) mammal producing specific vocalizations while yawning? Through a playback experiment we discovered their possible function @bettapalagi @EthosLabo A Lemasson @M_Francesconi
nature.com/articles/s4159…
nature.com/articles/s4159…
The sound of yawns makes geladas yawn
Scientific Reports - The sound of yawns makes geladas yawn
www.nature.com
December 2, 2024 at 7:17 PM
New paper! 🔊🐒 Did you know that apart from humans geladas are the only (known) mammal producing specific vocalizations while yawning? Through a playback experiment we discovered their possible function @bettapalagi @EthosLabo A Lemasson @M_Francesconi
nature.com/articles/s4159…
nature.com/articles/s4159…
Not only #primates! Our new article on social play and affiliation in cattle is (finally!) out!🐮 We investigated whether fluctuations in the expression of social behaviours might relate to the animals' internal state! @bettapalagi#animalwelfare
link.springer.com/article/10.100…
link.springer.com/article/10.100…
Social play and affiliation as possible coping strategies in a group of Maremmana beef cattle
Journal of Ethology - Animal internal states can be expressed via social behaviors that are known to shape group dynamics (i.e., allogrooming, social play, agonistic encounters) and that can be...
link.springer.com
December 2, 2024 at 7:17 PM
Not only #primates! Our new article on social play and affiliation in cattle is (finally!) out!🐮 We investigated whether fluctuations in the expression of social behaviours might relate to the animals' internal state! @bettapalagi#animalwelfare
link.springer.com/article/10.100…
link.springer.com/article/10.100…
Just come back from a preliminary mobility to Ethiopia for our collab. project between @Unipisa and @AddisAbabaUnive !
A lot of bureaucratic stuff… but also lots of amazing geladas in amazing landscapes!
Thanks to the PI @bettapalagi and to Dr. Bezawork Afework!
A lot of bureaucratic stuff… but also lots of amazing geladas in amazing landscapes!
Thanks to the PI @bettapalagi and to Dr. Bezawork Afework!
December 2, 2024 at 7:12 PM
Just come back from a preliminary mobility to Ethiopia for our collab. project between @Unipisa and @AddisAbabaUnive !
A lot of bureaucratic stuff… but also lots of amazing geladas in amazing landscapes!
Thanks to the PI @bettapalagi and to Dr. Bezawork Afework!
A lot of bureaucratic stuff… but also lots of amazing geladas in amazing landscapes!
Thanks to the PI @bettapalagi and to Dr. Bezawork Afework!
Just finished a data collection for my PhD on the gelada colony at Rheine NaturZoo (n=106, the largest in world zoos!😱) it was amazing and I’m very excited (and nervous about identification) to analyze all the video and acoustic data collected! @bettapalagi @Unipisa @EthosLabo
December 2, 2024 at 7:12 PM
Just finished a data collection for my PhD on the gelada colony at Rheine NaturZoo (n=106, the largest in world zoos!😱) it was amazing and I’m very excited (and nervous about identification) to analyze all the video and acoustic data collected! @bettapalagi @Unipisa @EthosLabo