For a long time, scientists believed the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like mastodons ...

SAO PAULO (AP) — Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons (3.6 metric tons) — and when startled, they brandished immense ...

The potential extinction of giant clams is concerning because, should they disappear from their marine ecosystems, there will ...

Humans have proliferated across the planet ... One of those species is the giant clam, a beautiful mollusk species prized for its wavy shell structure and vibrantly colored mantle.

Re-seeding programmes on over 50 reefs are securing the survival of the giant clam for at least another generation, according to WWF-Philippines. Re-seeding programmes on over 50 reefs are securing ...

Giant clams can grow larger than one metre across ... algae which are a food source for many of the fish species eaten by humans. They are increasingly vulnerable to poaching, both for their ...