See you later, trotting alligators – many crocodiles can gallop

Scientists believe galloping may have first emerged in crocs’ ancient cat-sized ancestors

Crocodiles have never had a friendly reputation, but they may just have become even scarier. Veterinary scientists have discovered that a surprising number of species are capable of galloping when they reach their top speeds.

Previously it was thought that only a couple of crocodile species were able to use this horse-like gait, but the latest observations show that the ability extends to eight different species. Alligators and caimans, by contrast, can manage only a trot.

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Footage shows world’s fastest ants at top speed – video

New video footage reveals the world's fastest ants galloping across the scorching sand of the Sahara at speeds approaching one metre per second, which is the equivalent of a house cat tearing about at 120mph.

Researchers have found that at full pelt the Saharan silver ants can travel 108 times their body length per second in gallops that brought all six legs off the ground at once

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Pushy bonobo mothers help sons find sexual partners, scientists find

High-ranking mothers lead sons to groups of females and keep guard while they mate

Their mothers are so keen for them to father children that they usher them in front of promising partners, shield them from violent competitors and dash the chances of other males by charging them while they are at it.

For a bonobo mother, it is all part of the parenting day, and analysis finds the hard work pays off. Males of the species that live with their mothers are three times more likely to father offspring than those whose mothers are absent.

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