While most fish reproduce by laying eggs, some species are live-bearing, or viviparous, and carry their offspring internally.

Rapid reproduction makes zebrafish ideal for genetic studies — a single pair can produce over 300 eggs ... lay the groundwork for interplanetary habitation. The study also contributes to sustainable ...

Filled with live plants, substrates, and glimmering schools of fish ... aquarium, big or small. But here’s a head’s up: these underwater creatures can multiply readily, laying around a dozen ...

Part of their size can be attributed to their lengthy lifespan, with pikeminnows able to live over 50 years in the wild, according to the Fish and Wildlife Service. It also makes it the largest minnow ...

according to the Fish and Wildlife Service. It also makes it the largest minnow species in the world — a family biologically defined by their toothless mouths, Swarr said. Rather, they have ...

A swell shark hatched at Shreveport Aquarium in Louisiana after an egg was found in an all-female tank. Screengrab from a video by the Shreveport Aquarium A small shark swimming around a Louisiana ...

Super Bowl LIX completes a handful of bad days for the Chiefs’ offense with Mahomes at the helm. Four prior eggs were laid. On Christmas Day in 2023, the Chiefs were stymied by the Raiders in a 20-14 ...

Earlier this month, a swell shark egg successfully hatched at the Shreveport Aquarium. The egg was first spotted by the aquarium’s team about eight months ago and had been closely monitored.

A swell shark egg has mysteriously hatched despite no male sharks being present in the tank. The pup, nicknamed Yoko, hatched on Jan. 3 at the Shreveport Aquarium in Louisiana with help from the ...