Animals
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Animals
Finally, the truth about barnacle sex is revealed
A genetic analysis shows that the sessile crustaceans can broadcast sperm in water, contrary to previous assumptions.
By Susan Milius -
Animals
Integrative and Comparative Biology
The hormonal roller coaster that is male pipefish pregancy and collision safety features for flying insects.
By Susan Milius -
Animals
Claims of fairness in apes have critics crying foul
A report that chimps divvy up rewards much as people do draws criticism.
By Bruce Bower -
Science & Society
Insect illustrator
Taina Litwak is an “art department of one” in D.C. for the U.S. Department of Agriculture’s Systematic Entomology Laboratory.
By Roberta Kwok -
Animals
Early arthropod had a fancy brain
A 520-million-year-old fossil of a segmented animal shows that sophisticated central nervous systems are surprisingly ancient.
By Erin Wayman -
Animals
Right eye required for finding Mrs. Right
Finches flirt unwisely if they can only use their left eyes.
By Susan Milius -
Animals
Face Smarts
Macaques, sheep and even wasps may join people as masters at facial recognition.
By Susan Milius -
Animals
Epidemic of skin lesions reported in reef fish
A British-Australian research team has just found coral trout living on the south side of the Great Barrier Reef sporting dark skin raised, scablike, brown-black growths. Although the authors believe they’ve stumbled onto an epidemic of melanoma — a type of skin cancer — other experts have their doubts. Strong ones.
By Janet Raloff -
Animals
Tiny creature, giant sperm
Giant sperm appear in various other species, including some flatworms, beetles and a fruit fly species, Drosophila bifurca, with sperm nearly 6 centimeters long.
By Susan Milius -
Animals
Climate adaptation may be a family affair
Newborn coral reef fish can cope with changed water conditions if their parents have already adjusted.
By Janet Raloff