Armored worm reveals the ancestry of three major animal groups

An international team of scientists, including from the Universities of Bristol and Oxford, and the Natural History Museum, have discovered that a well-preserved, fossilized worm dating from 518 million years ago resembles ...

The medicine of ants: Rescue and treatment of injured individuals

The African Matabele ant (Megaponera analis) lives dangerously when hunting able-bodied termites. However, the animals do not simply give up their wounded. Depending on the degree of injury, they rescue and treat them. Injured ...

Walrus that attracted crowds in Oslo fjord euthanised

A walrus nicknamed Freya that attracted crowds while basking in the Oslo fjord was euthanised on Sunday, with Norway officials saying it was the only option but experts slamming an "infinitely sad" decision.

Is brain fog limited to humans?

Is brain fog a condition limited to humans? "Infectious disease and cognition in wild populations," a recently published paper in Trends in Ecology & Evolution, answers that question. In a review of the studies, it explores ...

Study reveals 'spiteful' behaviour in bacteria

Bugged by freeloaders? You are not alone, and leeching off others is not just a human problem. In fact, it is not uncommon in the animal kingdom, where even some cheater species of bacteria exhibit such selfish behavior.

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