The biological world around us is dominated by multicellular plants and animals. All of these intricate forms have evolved from far simpler, single celled ancestors.
A new international study casts doubt on the leading theory of what causes ice ages around the world—changes in the way the Earth orbits the sun.
As species blink into extinction all around the world, environmental scientists in Australia have come up with a way to decide 'which of the books we rescue from the blazing library of life'.
Reproduction at old age involves risks that may impact one's own life and may impose reduced biological fitness on the offspring. Such evidence, previously obtained in humans and other taxa under laboratory conditions, has ...
Fossilised remains of a new bat species, which lived 16 million years ago, walked on four limbs and was three times larger than today's average bat, have been discovered in New Zealand.
A small human population which initially inhabited New Zealand swiftly caused the extinction of the country's flightless bird, the moa (Aves:Dinornithiformes), according to recent international research.
Backyard bird feeders may ruffle some feathers, attracting aggressive breeds like house sparrows and doves while discouraging native species that eat insects and nectar, researchers said Monday.