The weight problem that land animals cannot escape A blue whale's heart alone weighs around 180 kilograms, roughly the mass ...

The new theoretical research proposes that animal size over time depends on two key ecological factors. The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time ...

Even small differences in how fast animals grow during development can sum up to large differences in their adult body size. Nevertheless, adults of the same species are usually nearly identical in ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. When we think about the scope of our world’s diversity, ...

University of Cape Town (UCT) researchers have collected clear evidence—over a 23 year period between 1976 and 1999—that climate change is shrinking animals' body sizes. Associate Professor Res ...

As I scuba dive in Oslob Bay off Cebu Island in the Philippines, I see a tiny shadow dart over the surface of the spherical coral block – a minute fish, a goby of the genus Eviota, among the smallest ...

Carrying capacity is the idea that a given ecological niche can only support so many of a species within its geographical area. The number of California sea lions in certain areas of their habitat is ...

This video compares the sizes of the largest living animals with their extinct counterparts, revealing just how huge the latter were. A ton of videos comparing the sizes of stuff with other stuff have ...

The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time may have been solved in a new study. The new theoretical research proposes that animal size over time ...