How many fish do the fat bears eat?
In one sitting, the internet-famous fat bear Otis once ate a whopping 42 salmon. That could be some 150,000 calories. Otis, like all the fat brown bears at Katmai National Park and Preserve, must outlast the long winter famine. During hibernation the.....»»
How killifish embryos use suspended animation to survive over 8 months of drought
The African turquoise killifish lives in ephemeral ponds in Zimbabwe and Mozambique. To survive the annual dry season, the fish's embryos enter a state of extreme suspended animation or "diapause" for approximately 8 months......»»
Researcher says not every exotic species needs to be controlled
Certain invasive exotic species, such as the red swamp crayfish, are harmful to our environment because they nibble on aquatic plants, dig burrows in banks, and transmit crayfish plague to native species. "But there are also non-native fish and crayf.....»»
Sturgeon remain rare in Great Lakes, but Detroit River"s population thrives
A pair of federal fish experts braced themselves as they cradled a hulking fish over the side of their boat just north of the Grosse Ile Toll Bridge. Its kick would be strong enough to unhorse a novice angler, but the duo had performed this routine 3.....»»
Fish are adapting to weightlessness on the Chinese space station
Four zebrafish are alive and well after nearly a month in space aboard China's Tiangong space station. As part of an experiment testing the development of vertebrates in microgravity, the fish live and swim within a small habitat aboard the station......»»
Two orphaned Black bears released back into wild after rehabilitation by San Diego Humane Society
Two orphaned Black bears have been released back into the wild, ending their nearly year-long rehabilitation at the San Diego Humane Society's Ramona Wildlife Center, according to officials......»»
State wildlife agency will pay residents $100 to catch one type of fish — here"s why
State wildlife agency will pay residents $100 to catch one type of fish — here"s why.....»»
Arkansas angler double snags trophy fish in Greers Ferry Lake
Arkansas angler double snags trophy fish in Greers Ferry Lake.....»»
The Curious Life of a ‘Grotesque’ Singing Fish
Plainfin midshipmen migrate from the deep sea to the intertidal zone to spawn, and that’s when things really get loud.....»»
Simulations of swimming fish suggest fish may naturally prefer to compete—not cooperate—during swimming
Researchers have shown how different swimming formations may save fish energy and suggest that they only switch positions to save energy for the group when under pressure......»»
Collapse in migratory fish populations threatens health of millions and critical freshwater ecosystems
Populations of migratory freshwater fish species—including salmon, trout, eel, and sturgeon—continue to decline across the globe. This decline risks the food security and livelihoods of millions of people, the survival of countless other species,.....»»
Researchers investigate mercury concentrations in fish and wildlife on a global scale
A paper, titled "Global Mercury Concentrations in Biota: Their Use as a Basis for a Global Biomonitoring Framework" and published in the journal Ecotoxicology, describes for the first time currently available mercury data for fish and wildlife on a g.....»»
Study finds cloudy waters may drive African fish to develop bigger eyes
Variations in water quality can impact the development of the visual system of one species of African fish, suggests a new study......»»
Ancient DNA from an extinct native duck reveals how far birds flew to make New Zealand home
Ask a bird lover if they have heard of the extinct giant moa or its ancient predator, Haast's eagle, and the answer will likely be yes. The same can't be said of New Zealand's extinct, but equally unique, mergansers—a group of fish-eating ducks wit.....»»
California bans salmon fishing for the season in Sacramento-area rivers and Klamath basin
The California Fish and Game Commission has voted to ban salmon fishing in the Sacramento, American, Feather and Mokelumne rivers......»»
Bears in the Washington"s North Cascades: What you should know if you spot one
Meandering through the evergreens, spring's arrival was marked by unfurling fern and flowering berry plants......»»
More than a dozen gigantic, decades-old fish removed from Colorado pond
Colorado Parks and Wildlife officials removed 14 massive, invasive carp from a pond at an Arvada park last week, more than 30 years after the fish were introduced as part of a national study......»»
Angling fish for food: Study finds recreational fishing accounts for 11% of reported harvest in inland fisheries
Rod and reel fishing is much more than a recreational activity: It makes an important contribution to the diet in many regions of the world. This is shown by an international team of researchers, including Robert Arlinghaus, Professor for Integrative.....»»
An "unusually high number" of emaciated California brown pelicans are turning up on shore
Large numbers of California brown pelicans are turning up on shore with signs of malnutrition, prompting a California Department of Fish and Wildlife investigation......»»
Genetic study finds early summer fishing can have an evolutionary impact, resulting in smaller salmon
Atlantic salmon are caught by fisheries when the fish are migrating to spawn. A new study led by the University of Helsinki explored how salmon caught at different times during their spawning migration differ from each other genetically. The study on.....»»
Scientists find ancient, endangered lamprey fish in Queensland, 1400 km north of its previous known range
The Australian brook lamprey (Mordacia praecox) is part of a group of primitive jawless fish. It's up to 15 cm long, with rows of sharp teeth. Surprisingly, it doesn't use these teeth to suck blood like most lamprey species—it's non-parasitic......»»