I camped at Teal Lake in the Park Range to photograph fall colors, but I also enjoyed the ospreys that were hunting trout and the numerous leopard frogs at the lakeshore. Teal Lake is like many other ...

The latest onslaught on winter weather is hardly the most appropriate time to talk about frogs, unless you’re the education/wildlife specialist for a Soil and Water Conservation District. As I’m ...

Q. You once wrote that blue pigment is not known to exist in any terrestrial or freshwater animals with backbones. I found a blue bullfrog in a marsh in Virginia. It was mostly blue with some gray ...

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Two tree frogs share an intimate moment. The eye-popping yellow of the male only emerges in mating season. Martin J. Whiting When seeking out potential mates, frogs, like humans, will often alter ...

(CNN) — Scientists in Western Australia have found a tree frog which is bright blue, rather than the usual green, due to a rare genetic mutation. The blue magnificent tree frog was spotted in the ...

Ptychadena nana individuals with green and brown color morphs. Image courtesy of Sandra Goutte. A team of researchers at NYU Abu Dhabi (NYUAD) has uncovered how a common color variation in frogs has ...

The through-and-through greenness of hundreds of frog species that can be found deep in their lymphatic fluid, soft tissues and even bones, comes from a clever biochemical workaround that combines a ...

Color in leopard frogs is determined by a gene that has two forms, or alleles, G and g. Each frog has two alleles, and frogs with genotypes GG or Gg are green, while gg frogs developmental rates ...