Related topics: rodent

How genes shape behavior

Some species of roundworms are just one millimeter long. Their brains have only 302 neurons, compared to our own 86 billion, and lack any recognizable breathing system. They share only 35 percent of their DNA with human beings.

How animal genes go into battle to dominate their offspring

The burdens of becoming parents are often shared unequally between male and female animals. This is particularly true of species that give birth to live young, where male duties such as defending the breeding territory and ...

WSU ecologist warns of bamboo fueling spread of hantavirus

Washington State University researchers say the popularity of bamboo landscaping could increase the spread of hantavirus, with the plant's prolific seed production creating a population boom among seed-eating deer mice that ...

New mouse viruses could aid hepatitis research

Newly discovered mouse viruses could pave the way for future progress in hepatitis research, enabling scientists to study human disease and vaccines in the ultimate lab animal. In a study to be published in mBio, the online ...

New research discovers metabolic adaptation to high altitudes

When mammals are cold, they can employ physical changes to stay warm -- such as intense shivering. Like any form of aerobic exercise, though, "shivering thermogenesis" is especially challenging at high altitudes because there ...

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