THIRTY-THREE new species of fish were discovered in the Acarai-Corentyne corridor in Guyana, a country already rich in biodiversity, during a rapid inventory by a team of experts in 2024. Among the ...

Thirty-three new species of fish were discovered in the Acarai-Corentyne Corridor in Guyana, a country already rich in biodiversity, during a rapid inventory by a team of experts in 2024. Among the ...

Reproductive aspects of Amazonian freshwater stingrays are still poorly studied, however, it is known that the copulatory behavior in some species is related to the hydrometric seasons (high and low ...

The family Potamotrygonidae is monophyletic comprising three genera: Paratrygon Duméril, Potamotrygon Garman and Plesiotrygon Rosa, Castello & Thorson. The distribution of most species in this family ...

Abstract: Freshwater stingray is one of the popular ornamental fish trade in Thailand. Early pregnancy diagnosis could improve reproductive performance and management in captive breeding. Therefore, ...

The sprawling expanse of the Amazon, where emerald canopies stretch as far as the eye can see, hides a world beneath the surface that few seldom think too closely about: the Amazon River. Playing host ...

Over the past 30 years, whenever she goes to the beach, biologist Mônica Lopes Ferreira of the Butantan Institute takes the opportunity to collect poisonous fish. Back in the lab, she and her team ...

The United Nations Postal Administration has issued twelve new stamps in its endangered species stamp series on 26 April. The 2024 United Nations Endangered Species stamp series includes a diverse ...

When it comes to aquariums New Jersey only has a handful. Of course there’s Adventure Aquarium in Camden. Between 4 kids I’ve spent far too much money in that gift shop. Then Jenkinson’s in Point ...

For many, stingrays are an instantly recognizable marine animal, gliding near the floor of the ocean with their flattened bodies and elongated, narrow tails. These fish, along with skates, sharks, and ...

The objective of this study was to describe the histology and histochemistry of the integument covering the back and stinger of the freshwater stingray Potamotrygon rex, endemic to the Middle Upper ...