Whale cams track swimming efficiency of ocean giants

The relatively squat and gangly humpback whale moves more efficiently through the water than its sleeker, larger cousin, the blue whale, according to new research that used devices attached to the animals to collect information ...

How gliding animals fine-tuned the rules of evolution

A study of gliding animals has challenged the idea that evolutionary innovations—adaptations that bring new abilities and advantages—spur the origin of other new body types and other characteristics in descendent species. ...

How gliding animals fine-tuned the rules of evolution

A study of gliding animals has challenged the idea that evolutionary innovations—adaptations that bring new abilities and advantages—spur the origin of other new body types and other characteristics in descendant species.

Fear of predators increases risk of illness in prey species

Predators are not only a deadly threat to many animals, they also affect potential prey negatively simply by being nearby. Researchers at Lund University in Sweden have studied what happens to the prey's immune system when ...

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