A small and colorful freshwater fish, Endler’s livebearer is popular in the aquarium trade. Native to Venezuela, they share habitats with guppies and are live-bearing fish. In the wild, they play a ...

Observing animal behavior in a laboratory offers a controlled environment, but these model organisms can behave differently ...

New research reveals that damage to these environments is pushing freshwater animals to the edge of extinction, with 24% of species in danger of being wiped out. Thousands of fish, crab and ...

Fish often avoid intense stimuli, but scientists and animal welfare groups have long debated whether fish can feel pain. So is there an answer? Animal rights organization PETA claims on its ...

Not everyone is a fan of snails, but there’s no denying the benefits they bring to a freshwater aquarium. Aquatic snails are ...

Key to Parasites of Freshwater Fish of the U.S.S.R. Compiled by I. E. Bykhovskaya-Pavlovskaya et al. Translated from the Russian. Pp. viii + 919. (Jerusalem : Israel Program for Scientific ...

Feb. 7, 2025 — Researchers have analyzed the soft tissue from a fossilized plesiosaur for the first time. The results show that the long-necked marine reptile had both smooth and scaly skin ...

Great Barrier Reef fish evidence suggests shifts in major global biodiversity patterns Date: January 14, 2025 Source: Lancaster University Summary: Life on the Great Barrier Reef is undergoing big ...

Today is expected to be dry with a mixture of bright spells and areas of cloud drifting in from the east. Gentle to moderate north-easterly winds. Tonight This evening and tonight, it will become ...

Of the 23,496 freshwater animal species on the International Union for Conservation of Nature (IUCN) Red List – including fish, crabs, crayfish and even dragonflies – 4,294 were found to be at ...

Arend, K. K. et al. Seasonal and interannual effects of hypoxia on fish habitat quality in central Lake Erie. Freshwater Biology 56, 366-383 (2011). Benndorf, J. Conditions for effective ...