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Hormone That Affects Finger Length Key To Social Behavior
Research in the UK into the
finger length of primate
species has revealed that
cooperative behavior is
linked to exposure to
hormone levels in the womb. ... > full story
Male Sabertoothed Cats Were Pussycats Compared To Macho Lions
Despite their fearsome
fangs, male sabertoothed
cats may have been less
aggressive than many of
their feline cousins, says a
... > full story
Inconspicuous Leaf Beetles Reveal Environment's Role In Formation Of New Species
Unnoticed by the nearby
residents of St. Johnsbury,
Vt., tiny leaf beetles that
flit among the maple and
willow trees in the area
... > full story
Why Nice Guys Usually Get The Girls
For the insects called water
striders, the pushiest guys
don't always get the girls.
New research provides
support for the theory of
multi-level selection and
contradicts previous
... > full story
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Calm Before The Spawn: Climate Change And Coral Spawning
November 4, 2009 — Biologists have explained why corals spawn for just a few nights in some places but elsewhere string out their love life over many months. A new study shows that corals spawn when regional wind ... > full story -
New Insights Into Australia's Unique Platypus
November 4, 2009 — New insights into the biology of the platypus and echidna have been published, providing a collection of unique research data about the world's only ... > full story -
A Solution To Darwin's 'Mystery Of The Mysteries' Emerges From The Dark Matter Of The Genome
November 1, 2009 — Why do crosses between two species often yield sterile or inviable progeny (for instance, mules emerging from a cross between a horse and a donkey)? New research suggests that the solution to this ... > full story -
Why Do Animals, Especially Males, Have So Many Different Colors?
October 30, 2009 — Why do so many animal species -- including fish, birds and insects -- display such rich diversity in coloration and other traits? New research offers an ... > full story -
French Male Bears In Immediate Need Of More Females
October 29, 2009 — The population of brown bears in France is now so small that the species might become extinct in the near future. However, there is new hope. New research suggests that relocating new bears doesn't ... > full story -
Secrets In A Seed: Clues Into The Evolution Of The First Flowers
October 28, 2009 — Researchers have explored a piece of Darwin's "abominable mystery" -- how flowering plants originated, rapidly diversified, and rose to dominance -- by exploring the microscopic anatomy of seed ... > full story -
Junk DNA Mechanism That Prevents Two Species From Reproducing Discovered
October 27, 2009 — Researchers have discovered a genetic mechanism in fruit flies that prevents two closely related species from reproducing, a finding that offers clues to how species ... > full story -
Mating and Breeding
Spiders and Ticks
Behavioral Science
Biology
Insects (and Butterflies)
Pests and Parasites
Male Australian Redback Spiders Employ Courtship Strategies To Preserve Their Life
October 26, 2009 — New research shows that male suitors of a female cannibalistic spider risk facing a premature death unless they perform an adequate courtship lasting a minimum of 100 minutes. Further, the research ... > full story -
Female Choice Benefits Mothers More Than Offspring
October 24, 2009 — The great diversity of male sexual traits, ranging from peacock's elaborate train to formidable genitalia of male seed beetles, is the result of female choice. But why do females choose among males? ... > full story -
Reproduction: Why Having A Mate Provides An Evolutionary Advantage Over Self-fertilization
October 22, 2009 — OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for longer ... > full story
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