Related topics: cells

Competition leads to fathers who produce more male sperm

New research led by The University of Western Australia has shown that the social conditions that a male experiences while growing up can influence the amount of X and Y chromosome sperm that he produces as an adult.

The high price endangered animals pay for charisma

"Wanted: beautiful, intelligent companion well-versed in the art of conversation." It's a familiar story, but don't expect a fairy-tale ending. In this instance, we're talking about a transaction that condemns one of the ...

Warming seas wreck Great Barrier Reef's regrowth

Rising sea temperatures have wrecked the Great Barrier Reef's ability to regrow, researchers said Wednesday, highlighting for the first time a 90 percent fall in new corals since back-to-back heatwaves bleached the World ...

Love Island: Flamboyant males get the girls on Madagascar

Biodiversity hotspot Madagascar is one of the world's biggest islands, and home to some of its biggest insects. Now German scientists have discovered two new species of giant stick insect, living only in the dry forests of ...

Climate change threat to dolphins' survival

An unprecedented marine heatwave had long-lasting negative impacts on both survival and birth rates for the iconic dolphin population in Shark Bay, Western Australia. Researchers at UZH have now documented that climate change ...

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