Giant 550 pound kangaroos could still hop scientists prove by studying fossil bones and calculating forces on ancient tendons ...

Giant stick insects are some of the most expensive insects to purchase, as they're incredibly fascinating and fragile.

Previous research indicated that kangaroos weighing more than about 350 pounds would rupture their ankle tendons if they tried to hop. The largest of the Ice Age kangaroos, Procoptodon goliah, which ...

Size shapes the way animals move, hunt, and survive. For example, in the ocean, ginormous creatures rely on their massive bodies to travel long distances or ambush prey. On land, there are large ...

While the Zoo was closed, staff members captured some rare scenes of the animals experiencing the falling snow.

Researchers believe they may have worked out why giant trevally swim upstream in the Mtentu Estuary and circle in vast ...

An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown ...

Turtles today are often slow-moving, modestly sized creatures, but their ancient relatives were quite different. Long before ...

PORTLAND, Maine (AP) — One of the rarest whales on the planet has continued an encouraging trend of population growth in the wake of new efforts to protect the giant animals, according to scientists ...

Giant kangaroos that lived during the Ice Age may not have been as slow and grounded as once believed. A new study finds ...

Among the many powerful animals on Earth, one species stands out for combining immense strength with calm and compassionate behaviour. Despite its massive size and physical power, this animal is known ...