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Animals Lanternfish are one of the many residents of the ocean's twilight zone, which is known for being very dark and housing likely the majority of the sea's fish. 3dsam79/Getty Images hide caption ...

Wildlife news. Learn all about wild animals in their native habitats. Read current research articles on large land mammals, fish and more.

Extinction of animals and plants. Read scientific research on the dinosaur extinction, future mass extinctions, and endangered species. What can be done?