With a mate and a nest to protect, the male threespined stickleback is a fierce fish, chasing and biting other males until they go away.
Many animals travel long distances in groups but little is known about how this may influence the navigational skills of individuals.
(Phys.org)—Genes in the tumours of Devil Facial Tumour Disease gradually 'switch off' over time, say researchers at the University of Sydney.
(Phys.org)—An "unexpectedly large" number of free-ranging salmon are being killed by parasitic lice in European waters every year, according to the results of a major international study.
(Phys.org)—The fossilized fangs of saber-toothed cats hold clues to how the extinct mammals shared space and food with other large predators 9 million years ago.
(Phys.org)—Researchers have long tried to explain the enormous diversity in colour of birds, and a new study is giving insights into why the humble fairy-wren, a colourful Australian bird, is radiantly blue.
(Phys.org)—Bar-headed geese are star fliers of the bird world. As well as being striking looking creatures, they have become famous for making incredible annual migrations over the world's highest mountain peaks, the Himalayas. ...
Palaeontologists in China say they have found the world's oldest flying fish, a strange, snub-nosed creature that glided over water in a bid to evade predators some 240 million years ago.
Since the age of dinosaurs, most species of day-active mammals have retained the imprint of nocturnal life in their eye structures. Humans and other anthropoid primates, such as monkeys and apes, are the only groups that ...
New Caledonian crows can spontaneously solve problems without planning their actions, a study published today in Proceedings of the Royal Society B reveals.