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Disappearing Nannies Force Parents to Accept Their Duties
April 12, 2013 Large helpers (nannies) in a cichlid fish allow the dominant male and female to reduce their personal contribution to their offspring and territory, according to new ... > full story -
Lady Flies Can Decide Who Will Father Their Young
April 11, 2013 Female flies choose whose sperm they want based on male mating effort. Females in the animal kingdom have many methods available to them to help bias male paternity. One such process is displayed by ... > full story -
Archaeologists Shine New Light on Easter Island Statue
April 11, 2013 Archaeologists have used the latest in digital imaging technology to record and analyze carvings on the Easter Island statue Hoa ... > full story -
Moa's Ark: Why the Female Giant Moa Was About Twice the Size of the Male
April 9, 2013 The evolutionary reason for the massive difference in size between male and female giant moa -- the extinct giant birds of New Zealand -- has been revealed for the first ... > full story -
There Is No Single Sexy Chin, Study Shows
April 9, 2013 A new global study finds significant geographic differences in chin ... > full story -
Beavers Use Their Nose to Assess Their Foes
April 9, 2013 Beavers use scent to detect when trespassers could be a threat, according to new research. For territorial animals, such as beavers, "owning" a territory ensures access to food, mates and nest sites. ... > full story -
Birds Find Ways to Avoid Raising Cuckoos' Young
April 8, 2013 A new study suggests swallows and martins breed indoors and close to humans to avoid having to rear cuckoos. Some species of birds reproduce not by rearing their own young, but by handing that task ... > full story -
Let Me Introduce Myself -- Leafcutter Bee Megachile Chomskyi from Texas
April 4, 2013 A new species of leafcutter bee, Megachile chomskyi, is described from Texas, United States. While many other genera within the family chew leaves or petals to build their nests, certain species ... > full story -
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Insects (including Butterflies)
Agriculture and Food
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Behavioral Science
Bumblebees Use Logic to Find the Best Flowers
April 4, 2013 Scientists have discovered why bees copy each other when looking for nectar -- and the answer is remarkably ... > full story -
The Equine 'Adam' Lived Fairly Recently: Close Relationships Among Modern Stallions
April 4, 2013 The analysis of DNA inherited from a single parent has provided valuable insights into the history of human and animal populations. However, until recently we had insufficient information to be ... > full story
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