Life
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Animals
Upside Way Down: Video turns fish story on its head
The first video of whipnose anglerfish reveals them swimming upside down and trolling for prey on the 5,000-meter deep ocean floor.
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Ecosystems
Insects, pollen, seeds travel wildlife corridors
Strips of habitat boost insect movement, plant pollination, and seed dispersal among patches of the same ecosystem.
By Susan Milius -
Paleontology
Trackway site shows dinosaur on the go
Scientists say that a sediment-filled, bathtub-shape depression found at one of North America's most significant dinosaur trackway sites is the first recognized evidence of urination in dinosaurs.
By Sid Perkins -
Paleontology
Curved claws hint at pterosaur habits
A study of the claws of flying reptiles known as pterosaurs suggests that some of the creatures may have walked like present-day herons and used their wing fingers to hold prey.
By Sid Perkins -
Paleontology
Mosasaurs were born at sea, not in safe harbors
Newly discovered fossils of prehistoric aquatic reptiles known as mosasaurs suggest that the creatures gave birth in midocean rather than in near-shore sanctuaries as previously suspected.
By Sid Perkins -
Paleontology
Stegosaur tails packed a punch
A mathematical analysis of a fossil stegosaur's bones leaves little doubt that the creature's spike-studded tail was an effective defense against predators.
By Sid Perkins -
Plants
Why Turn Red?
Why leaves turn red is a stranger question than why they turn yellow.
By Susan Milius -
Plants
New gene-altering strategy tested on corn
Scientists have created herbicide-resistant corn with a new kind of genetic engineering that involves subtly altering one of the plant's own genes rather than adding a new gene.
By John Travis -
Paleontology
Africa’s east coast netted ancient humans
Excavations of an exposed reef on Africa's Red Sea coast indicate that humans lived there 125,000 years ago, pushing back the date for the earliest seaside settlement by at least 10,000 years.
By Bruce Bower -
Paleontology
Dear Mummy: Rare fossil reveals common dinosaur’s soft tissue
A mummified dinosaur unearthed in Montana a year ago is giving scientists a rare peek at what the creature's muscles and other soft tissues may have looked like.
By Sid Perkins -
Plants
Drought-tolerant plant mined for survival genes
A drought-resistant South African plant is revealing its genetic secrets.
By John Travis -
Animals
That special wax lasts after courtship
Sandpipers' special wax for their wings during the breeding season may have less to do with courting a mate and more to do with sitting on eggs.
By Susan Milius