Asian lady beetles use biological weapons against their European relatives
Once introduced for biological pest control, Asian lady beetle Harmonia axyridis populations have been increasing uncontrollably in the US and Europe since the turn of the millennium. The species has been p ...
Evolution of lying
(Phys.org) —Ultimately, our ability to convincingly lie to each other may have evolved as a direct result of our cooperative nature.
Tiger, tiger, not burning so bright
(Phys.org) —India's tigers are facing extinction owing to a collapse in the variety of their mating partners, according to new research carried out by scientists at Cardiff University.
Dietary flexibility may have helped some large predators survive after last ice age
During the late Pleistocene, a remarkably diverse assemblage of large-bodied mammals inhabited the "mammoth steppe," a cold and dry yet productive environment that extended from western Europe through northern Asia and across ...
Bird fossil sheds light on how swift and hummingbird flight came to be
A tiny bird fossil discovered in Wyoming offers clues to the precursors of swift and hummingbird wings. The fossil is unusual in having exceptionally well-preserved feathers, which allowed the researchers ...
Bizarre bone worms emit acid to feast on whale skeletons
Only within the past 12 years have marine biologists come to learn about the eye-opening characteristics of mystifying sea worms that live and thrive on the bones of whale carcasses.
Asymmetry of human brain enhances cognition compared to other primates
(Phys.org) —New research shows that the human brain has higher levels of asymmetry than chimpanzees. This may be what elevates our cognition above that of other primates, according to the paper published ...
Original Australians numbered 1,000-3,000, study finds
Australia was first settled by between 1,000 and 3,000 humans around 50,000 years ago, but the population crashed during the Ice Age before recovering to a peak of some 1.2 million people around five centuries ...
Rising sea levels threaten migratory birds
Millions of birds that stop at coastal wetlands during annual migrations could die as rising sea levels and land reclamation wipe out their feeding grounds, researchers warned Monday.