Cellular-level preservation of cutaneous spikes in an Early Cretaceous iguanodontian dinosaur
Bell, P. R. Standardized terminology and potential taxonomic utility for hadrosaurid skin impressions: a case study for Saurolophus…
Meet the Galapagos seabird that wandered 3,000 miles to California
LOS ANGELES (AP) — Scientists on a research vessel off the central California coast spotted a waved albatross,…
The fishing practice of scrapping ocean bottom continues despite protection promises
KYLEAKIN, Scotland — Bally Philp hauls up his baited traps from the waters off Scotland’s Isle of Skye,…
Destructive bottom trawling in Scotland despite promises to protect oceans
KYLEAKIN, Scotland (AP) — Bally Philp hauls up his baited traps from the waters off Scotland’s Isle of…
Biomechanical limits of hopping in the hindlimbs of giant extinct kangaroos
Specimens All species included in this study were macropodiforms; the bone measurement dataset encompassed all extant families and…
Southern hemisphere ceratosaurs evolved feeding mechanics paralleling those of Northern hemisphere tyrannosaurids
Carrano, M. T. & Sampson, S. D. The phylogeny of ceratosauria (Dinosauria: Theropoda). J. Syst. Paleontol. 6, 183–236…
Rare cheetah mummies found in Saudi caves
NEW YORK (AP) — Scientists have uncovered the mummified remains of cheetahs from caves in northern Saudi Arabia.…
Projected human land-use pressures and natural habitat conversion risk within global terrestrial protected areas
Protected Planet Report 2020 (UNEP-WCMC and IUCN, 2021). Pringle, R. M. Upgrading protected areas to conserve wild biodiversity.…
Jellyfish sleep like humans — even though they don’t have brains
The upside-down jellyfish Cassiopea andromeda sleeps for roughly 8 hours a day.Credit: Shahar Shabtai/Alamy Neither jellyfish nor sea…
Some animals have evolved extreme ways to sleep in precarious environments
Every animal with a brain needs sleep — and even a few without a brain do, too. Humans…
New jaguar spotted in Arizona points to progress in endangered species’ recovery
The spots gave it away. Just like a human fingerprint, the rosette pattern on each jaguar is unique…
Glowing sperm helps to reveal secrets of mosquito sex
Sex between Aedes aegypti mosquitoes lasts about 14 seconds.Credit: Jacopo Razzauti/The Rockefeller University Female mosquitoes that transmit dengue…