One subfamily of guanidino group-modifying enzymes (GMEs) consists of the agmatine deiminases (AgDs). These enzymes catalyze the conversion of agmatine (decarboxylated arginine) to N-carbamoyl ...

Researchers identified the widespread presence of the ionophore resistance genes narA and narB in over 2,400 bacterial ...

Campylobacter spp. are pathogenic microorganisms that are responsible for most of the cases of bacterial gastroenteritis in Canada and around the world. Infections with this organism generally occur ...

Canadian Campylobacter Research NetworkThe Bureau of Microbial Hazards (Health Canada), in collaboration with the Laboratory for Foodborne Zoononses (PHAC), has recently spearheaded the establishment ...

Updated Fri, June 20th 2025 at 10:25 PM 8 VIEW ALL PHOTOS Invasive species common buckthorn at High Cliff State Park in Calumet County, June 20, 2025 (WLUK/Eric Peterson) TOPICS: ...

The Sunflower Star Lab in Moss Landing has made significant progress in sea star cryopreservation, potentially aiding the recovery of critically endangered species.

The so-called "Dragon Man" skull found in China in 1933 sheds light on the ancient human species the Denisovans, about whom scientists previously had little information.

The study describes four species: Physalia physalis, Physalia utriculus, Physalia megalista and Physalia minuta. P. utriculus is one of at least four species of man o’ war.

The Mount Fuji-shaped anemone, Discoactis tritentaculata, was found along Japan’s coast, revealing a rare new genus, species, and family of sea anemone.

The Mount Fuji-shaped anemone, Discoactis tritentaculata, was found along Japan’s coast, revealing a rare new genus, species, and family of sea anemone.

Size: Up to 13 feet Range: Native to Central and South America, but found in parts of South Florida as an invasive species. Diet: Birds, rodents, lizards, and all sizes of mammals.

The following list ranks these snakes from smallest to largest, offering a comprehensive overview of their sizes and characteristics. This ranking highlights the impressive diversity of snake species ...