Comparative psychology assesses cognitive abilities and capacities of non-human animals
and humans. Based on performance differences and similarities in various species in …

The abilities to perform skilled hand movements and to manipulate objects dexterously are
landmarks in the evolution of primates. The study of how primates use their hands to grasp …

Innovation (ie, a new solution to a familiar problem, or applying an existing behavior to a
novel problem 1, 2) plays a fundamental role in species' ecology and evolution. It can be a …

Climate warming, in particular in island environments, where opportunities for species to
disperse are limited, may become a serious threat to cold adapted alpine species. In order to …

New Zealand's kea parrot (Nestor notabilis) is a highly neophilic species that is attracted to
human settlements and structures. These environments pose several risks to this …

Categorizing individuals on the basis of familiarity is an adaptive way of dealing with the
complexity of the social environment. It requires the use of conceptual familiarity and is …

We investigated the characteristic features of perception in octopuses by examining
multisensory information from an object simulating prey, which provided different visual and …

Jellyfish cyborgs present a promising avenue for soft robotic systems, leveraging the natural
energy-efficiency and adaptability of biological systems. Here we demonstrate a novel …

Dropouts are a common issue in cognitive tests with non-human primates. One main reason
for dropouts is that researchers often face a trade-off between obtaining a sufficiently large …

Although various recognizing abilities have been revealed for octopuses, they
predominantly deal with only a few species. Therefore, cognition diversity among other …