Posts by Romain Lefèvre
Isochrony in barks of Cape fur seal (Arctocephalus pusillus pusillus) pups and adults
Animal vocal communication often relies on call sequences. The temporal patterns of such sequences can be adjusted to other caller...
Strong individual distinctiveness across the vocal repertoire of a colonial seabird, the little auk, Alle alle
For species maintaining long-term social bonds, particularly in complex networks such as dense colonies, vocal cues to identity ca...
Calls of the little auk (Alle alle) chicks reflect their behavioural contexts
Animal vocalisations can often inform conspecifics about the behavioural context of production and the underlying affective states...
Coexisting with carnivores: insights into local attitudes toward African wild dogs (Lycaon pictus) in the Maasai Mara, Kenya
Coexistence between humans and carnivores enables the persistence or recovery of wildlife populations. In 2018, we conducted a sur...
Facing danger: exploring personality and reactions of european hedgehogs (Erinaceus europaeus) towards robotic lawn mowers
The populations of European hedgehog (Erinaceus europaeus) are in decline, and it is essential that research identifies and mitigates t...
Social calls of the little auk (Alle alle) reflect body size and possibly partnership, but not sex
Source–filter theory posits that an individual's size and vocal tract length are reflected in the parameters of their calls. In species...
Global online trade in primates for pets
The trade in primates as pets is a global enterprise and as access to the Internet has increased, so too has the trade of live primates...
Removal from the wild endangers the once widespread long-tailed macaque
In 2022, long-tailed macaques (Macaca fascicularis), a once ubiquitous primate species, was elevated to Endangered on the International...
Seabird’s cry: repertoire and vocal expression of contextual valence in the little auk (Alle alle)
Many seabird species breed in colonies counting up to hundreds of thousands of individuals. Life in such crowded colonies might require...
Does the territorial behaviour of the Amur tiger affect the accuracy of occupancy estimation?
Accurate estimates of wildlife distributions and population persistence are essential for conservation programs. Occupancy models that ...