If you find an old glass flower frog, should you buy it? Besides the price, turn it over: Does it have little knobs, bars or feet on the bottom? There should be three or five, depending on the frog’s ...

The gallery that has replaced the high-end Lawrence Gallery in Portland’s Pearl District, the Dapper Frog, might be a sign that the art world is adapting to changing economic realities. Share this ...

Camouflage takes many forms in the natural world. Some animals are born with skin or coats that blend in naturally with their environment. Some Old World lizards like the chameleon have an almost ...

Top View of the Glass Frog (Centrolenidae). The species is native to the Central American Rainforest. © Lauren Suryanata/Shutterstock.com Glassfrogs are tree ...

Glass frogs are named for their translucent skin, which helps display their internal organs from underneath (you can even watch their hearts beat). Although there are more than 150 different glass ...