Discover the list of mammals that live only in water, such as whales, dolphins, manatees, and dugongs. Learn how these fully aquatic mammals survive underwater, why they can’t live on land, and what ...

In Australia, unique species abound – from koalas and kangaroos to wombats and emus. Now, the western laughing frog and a spider named for Tom Hardy are among the 750 new species recognized on the ...

This field book contains specimen lists of birds collected, itineraries, and lists of mammals and birds Mearns observed in the Philippines in 28 February to 2 April 1906, 15 August to 18 August 1906, ...