American goldfinches are migratory birds that feed on seeds and nuts, changing plumage from bright yellow to olive-green.
The Galapagos land iguana is a yellow-skinned, solitary reptile endemic to the volcanic islands of Ecuador, living up to 60-70 years.
The Eyelash Viper is a venomous pit viper found in forests of North, South, and Central America, known for its distinctive appearance.
The yellow seahorse is common in estuaries, lagoons, and shallow waters of the Pacific Ocean, and has a unique reproductive system.
The golden poison frog, native to Colombia, uses its bright color to warn predators of its highly toxic skin secretion.
The banana slug is a North American mollusk that looks like a banana, grows up to 10 inches, and is a hermaphrodite.
Yellow Tangs are tropical fish with a bright yellow color native to the Pacific Ocean and popular in aquariums.
The 22-spot ladybird is a small beetle found in Europe with 22 black spots on its wing cases.
Eurasian golden orioles are migratory songbirds found in Europe and Asia, feeding on insects, fruits, seeds, and nectar.
The golden crab spider ambushes prey on yellow or white flowers using its colors to camouflage, and the female uses webs to protect offspring.