Related topics: hormone

Small rural owl fearlessly colonizes the city

Think of the city and images of traffic, pollution, noise and crowds spring to mind. The metropolis doesn't seem to be the most ideal habitat for any animals other than humans. However, Spanish and Argentinean scientists ...

When stressed birds fly the nest

Stress in young birds makes them leave home early and occupy more central social network positions later in life, according to the latest research published today by scientists at the Universities of St Andrews and Oxford.

Harem-holding male primates fail to rise to the challenge

Today the Royal Society launches a new open access, objective peer reviewed journal, Royal Society Open Science. In one of the studies published in the new journal, scientists add complexity to an accepted hypothesis of how ...

The ups and downs of getting grumpy bears to have sex

There is nothing intrinsic to pandas that makes them bad at breeding. It is true that they only have one menstrual cycle each year, but this is true of many creatures. Animals that have multiple cycles per year, such as humans, ...

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