Plants & Animals news
Killer catfish? Venomous species surprisingly common, study finds
9 hours ago |
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(PhysOrg.com) -- Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish?
Sucking Up To Survive
9 hours ago |
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Shrink a human being down to the size of an insect, and you would no longer be able to sip lemonade from a straw. The forces that hold liquid together would simply be too great to overcome at that tiny scale.
Blue whales singing with deeper voices
Dec 08, 2009 |
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(PhysOrg.com) -- Blue whales, the largest animals on earth, are singing with deeper voices every year, but scientists are unsure of the reason.
Tropical birds waited for land crossing between North and South America: study
Dec 09, 2009 |
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Despite their ability to fly, tropical birds waited until the formation of the land bridge between North and South America to move northward, according to a University of British Columbia study published this ...
Researchers Identify the Most Promiscuous Birds in the World
Dec 09, 2009 |
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(PhysOrg.com) -- UConn ornithologist Chris Elphick and his colleagues carried out DNA tests to discover the paternity of Saltmarsh Sparrow nestlings.
Female birds -- acting just like the guys -- become sexual show-offs in cooperative breeding species
Dec 09, 2009 |
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(PhysOrg.com) -- Female birds in species that breed in groups can find themselves under pressure to sexually show off and evolve the same kinds of embellishments - like fanciful tail feathers or chest-puffing ...
Scientists discover aggression-promoting pheromone in flies (w/ Video)
Dec 06, 2009 |
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Have you ever found yourself struggling to get your order taken at a crowded bar or lunch counter, only to walk away in disgust as more aggressive customers elbow their way to the front? It turns out that ...
Scientists show that female fruit flies can be 'too attractive' to males
Dec 08, 2009 |
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Females can be too attractive to the opposite sex -- too attractive for their own good -- say biologists at UC Santa Barbara. They found that, among fruit flies, too much male attention directed toward attractive ...
Brooding fishes take up nutrients from their own children
Dec 08, 2009 |
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In the pipefish, the male cares for the offspring. Apart from the ones he sucks the life out of. The discovery of filial cannibalism in the pipefish is now creating a stir in the research world.
Brains versus brawn: Study finds there's more to the Noisy Miner than just being a backyard bully
Dec 08, 2009 |
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(PhysOrg.com) -- Some consider the Noisy Miner bird a badly-behaved backyard bully - an avian aggressor that moves into the neighbourhood and quickly takes over.
App in the hand finds birds in bushes as you roam
Dec 08, 2009 |
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(AP) -- When Jory Langner finds time for a field trip during an upcoming visit to Washington, he won't have to ask local birders where to find candidates to add to his life list of birds sighted.
Scientists think 'killer petunias' should join the ranks of carnivorous plants
Dec 04, 2009 |
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Scientists from the Royal Botanic Gardens, Kew and the Natural History Museum believe that carnivorous behaviour in plants is far more widespread than previously thought, with many commonly grown plants - such as petunias ...
77 percent of European pigs are castrated without anesthetic
Dec 09, 2009 |
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The castration of pigs prevents the "boar taint" smell in the meat and allows them to contain more fat. However in practice this can be very different. Now, for the first time, a scientific team has collected ...
Crew plans to cut rope to free Hawaii whale
Dec 04, 2009 |
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(AP) -- Marine sanctuary officials planned to return to Hawaii waters with modified equipment Friday to try to cut loose a young humpback whale entangled in several hundred yards of heavy plastic rope.
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