Animals reproduce in one of two distinct ways: egg-laying or live birth. By studying an evolutionarily recent transition from egg-laying to live-bearing in a marine snail, collaborative research by ...

Live-bearing has allowed Littorina snails to occupy and adapt to a diverse range of habitats. This has led to the evolution many ‘ecotypes’ that vary in their size, shape and behavior. Disclaimer: ...

Rough periwinkles found commonly around UK coast described as new species or sub-species over 100 times A seaside snail found in rock pools on almost every stretch of coast around the UK has been ...

Zoologger is our weekly column highlighting extraordinary animals – and occasionally other organisms – from around the world. It’s a question all females have to address in one way or another: ...

It is 1988. The Koster archipelago, a group of islands off the Swedish west coast near the border with Norway, is hit by a particularly dense bloom of toxic algae, wiping out marine snail populations.