A dual aquarium setup turned into the ultimate crawfish lobster breeding station. From vivid adults to brand-new babies, the ...

Scientists working for government breed biological control agents in lab to take on species choking native wildlife Crayfish, weevils and fungi are being released into the environment in order to ...

Nature's reproductive wonders are revealed as several female animals, including Komodo dragons, sharks, and even birds like California condors, can reproduce without a male. This remarkable ability, ...

“I study leeches called branchiobdellidans that live on crayfish. These leeches are just millimetres long and are symbionts — meaning they live in a close, long-term association with their host. They ...

Williams said he believes the mutation was caused by two rare occurrences, the first being a developmental anomaly where the egg cell had two nuclei instead of one. That would mean it had two sets of ...

PORTLAND, Ore. — Deep in the pristine waters of Crater Lake lives a species found nowhere else on Earth: the Mazama newt. Once a dominant predator in the lake’s cold ecosystem, this brightly colored ...

PORTLAND, Ore. — The Mazama newt used to be head honcho at Crater Lake. Found only in the lake's cold waters, this brightly-colored semiaquatic species used to be one of the top predators in its ...

Invasive red swamp crayfish have infiltrated a west Michigan fish hatchery, the Michigan Department of Natural Resources said Thursday. The hatchery staff found two carcasses of "unusual crayfish" ...

The crayfish likely entered the hatchery through contaminated water or released pets. The DNR is working to contain the infestation and monitor nearby lakes. Red swamp crayfish are prohibited in ...