The tufted puffin, also known as crested puffin, is a relatively abundant medium-sized pelagic seabird in the auk family, found throughout the North Pacific Ocean. Tufted puffins feed on a variety of fish and marine invertebrates, which they catch by diving from the surface. Tufted puffins are preyed upon by various avian raptors such as snowy owls, bald eagles and peregrine falcons, and mammals like the Arctic fox.

The Chilean Blue  Eagle is a bird of prey of the hawk and eagle family Accipitridae. It lives in open regions of South America. The food of this carnivore consists mainly of mid-sized mammals. . It may compete for carrion with the much larger Andean condor. It is found in mountainous or hilly terrain with sparse vegetation, shrubland or (in the south of its range) Nothofagus forest.

The Eurasian sparrowhawk, also known as the northern sparrowhawk or simply the sparrowhawk, is a small bird of prey in the family Accipitridae. Males tend to take smaller birds, including tits, finches, and sparrows; females catch primarily thrushes and starlings.

The bee hummingbird, zunzuncito or Helena hummingbird  is a species of hummingbird, native to the island of Cuba in the Caribbean. It is the world’s smallest bird. The bee hummingbird is the smallest living bird. Females are 6.1 cm (2+3⁄8 in) long, and are slightly larger than males, which have a length of 5.5 cm (2+1⁄8 in). Like all hummingbirds, it is a swift, strong flier.

The black-and-white hawk-eagle is a bird of prey species in the  eagle family. It is found throughout a large part of tropical America, from southern Mexico to northern Argentina. The food of this carnivore consists of mammals, toads, squamates and in particular a wide variety of birds. Its natural habitats are lowland forests of any type, though very dense and humid as well as savanna-like semiarid habitat are not preferred. 

The Asian Emerald Cuckoo is a species of cuckoo in the family Cuculidae. Its found throughout Asia. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forest. It is a brood parasite, the females laying their eggs in the nests of other birds, such as the crimson sunbird and the little spiderhunter.