Bee flight suffers under temperature extremes

Rising temperatures could help some northern-latitude bees fly better, but more frequent extreme weather events could push them past their limits.

Well-built muscles underlie athletic performance in birds

Muscle structure and body size predict the athletic performance of Olympic athletes, such as sprinters. The same, it appears, is true of wild seabirds that can commute hundreds of kilometers a day to find food, according ...

Giant lizards learnt to fly over millions of years

Pterodactyls and other related winged reptiles that lived alongside the dinosaurs steadily improved their ability to fly to become the deadly masters of the sky over the course of millions of years.

Dragonfly gut infections suggest environmental role in obesity

Obesity and diabetes are not just problems of modern-day humans and their domesticated pets. Insects also are affected by these health conditions, and intestinal infections by protozoans are the cause, according to researchers ...

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