A study of published records by Australian researchers Ruchira Somaweera, Matthew Brien and Richard Shine established that ...

Red-shouldered hawks are gorgeous medium-sized, solid birds, smaller than a red-tailed but bigger than a broad-winged hawk.

Hence, they seem to be limiting themselves to mimicking the chorus of hawk alarm calls given by much smaller local bird species. And since hawks are also usually silent when hunting, the alarm ...

The Galapagos Rail had not been seen on this island since Charles Darwin's visit to the archipelago in 1835, until now.

Modern birds, along with certain snakes and fishes, have skulls whose jaws and palates are not firmly fixed in place.

as well as endangered animals such as elk and various amphibious species. Loss of habitat has affected creatures ranging from small rodents to migratory birds. One case study included the Hawk ...

They were specifically found mimicking the chorus cacophony of alarmed birds against hawks to create fear among predators. This adaptation seems to capitalise on the behaviour among several animals to ...