Cane toad testes smaller at the invasion front

Understanding the dynamics of cane toad dispersal is vital information for scientists helping native animals survive the spread of the poisonous invasive species.

Theory that ridged skin helps dolphins debunked

A dolphin is obviously not a golf ball. However, many scientists believed that the way one slips through the water and the other through the air owed to the same cause: similarities in surface texture and their effect on ...

Wind, warmth boost insect migration, study reveals

Wind and warmth can improve travel time for the billions of insects worldwide that migrate each year, according to a first-ever radio-tracking study by University of Guelph biologists.

Climate warming could increase malaria risk in cooler regions

Malaria parasites develop faster in mosquitoes at lower temperatures than previously thought, according to researchers at Penn State and the University of Exeter. The findings suggest that even slight climate warming could ...

Aussie birds turn down their thermostat to save energy in winter

Research published in Biology Letters by scientists at Western Sydney University provides the first clear evidence that a species of perching bird (the passerines) can employ torpor—an energy-saving mechanism whereby the ...

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