A new Corydoras species from the rio Tiquié, upper rio Negro system, Amazonas, Brazil, is described. This taxon was previously referred to as "Corydoras species 'Asher'", "Corydoras cf. reynoldsi", ...

A review of the literature has disclosed no case similar to the one reported below, which is that of a completely separated double uterus, both halves well developed, in which one uterus did not ...

Many Brits have recorded swarms of ladybirds invading households across the UK, with some utterly perplexed as to why there seems to be an influx of the bugs this October. Experts at PESTUK have ...

Phylogenetic analysis of 13 Corydoradinae and Hoplosternum littorale (Callichthyinae member) species as the outgroup based on the nucleotide sequences of 13 PCGs from the mitochondrial genome.

The New Substances program, jointly administered by Environment and Climate Change Canada and Health Canada, is currently evaluating the GloFish® corydoras, notified by Spectrum Brands Canada, on ...

Researchers found a new species of armored catfish from streams in northeastern Brazil, according to a new study. Photo by Tencatt LFC, Couto OLP, Santos SA, Sousa LM via Neotropical Ichthyology and ...

A new species of catfish was discovered from a river in Brazil, according to researchers. Photo shows a representative area of a river. Photo by Felipe Dias on Unsplash An “iridescent” catfish ...

The average lifespan of Corydoras is 3 to 5 years old. The Corydoras or cory catfish are fascinating freshwater catfish that are often kept in tropical aquariums. However, wild cory catfish can be ...

A Sunday walk in the Fair Haven Heights woods. Talk about a geological, paleontological, and historical marvel. That’s Quarry Park Preserve, which was the site on Sunday of an hour-long walking tour ...

Plagionotus arcuatus in the province of Dalarna, possibly a mixup of localities. Plagionotus arcuatus has 4 occurences in Dalarna, which is a distributional outlier of this species. I have recently ...