Related topics: adolescents · body mass index

Study reveals how leaf-cutting ants gauge leaf portion size

They might not be able to leap tall buildings with a single bound, but leaf-cutting ants are insect superheroes, capable of carrying leaf pieces up to six times their body mass to cultivate fungus in their borrows. But how ...

In a changing ecosystem, Yellowstone grizzly bears are resilient

Grizzly bears in the Greater Yellowstone Ecosystem have been able to gain the body fat they need for hibernation even as population densities have increased and as climate change and human impacts have changed the availability ...

Female scent found to accelerate growth in juvenile male mice

Exposing female house mice (Mus musculus) to the scent of male urine is known to accelerate their sexual development in what scientists call the Vandenbergh effect. A study recently published in Scientific Reports led by ...

The surprising science behind long-distance bird migration

A team of scientists led by researchers at the University of Massachusetts Amherst has recently made a surprising discovery, with the help of a wind tunnel and a flock of birds. Songbirds, many of which make twice-yearly, ...

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