The first pterosaurs had a sail-like tensioning system for flying with potentially cumbersome tail vanes, which they could have used for displays, a new study finds.

degus look like oversized hamsters with long tails. These round rodents are endemic to the Chilean Matorral region in South America, where they live in complex underground tunnels with as many as ...

The long-tailed weasel is carnivorous and its diet is similar to the ermine’s, but includes a greater portion of larger prey which is taken primarily by males. Small rodents such as mice and voles are ...

They cover their long tails with smelly secretions and wave them ... These groups may include 6 to 30 animals, but average about 17. Both sexes live in troops, but a dominant female presides ...

Rats are generally larger, with robust bodies and long tails, while mice are smaller and have more slender bodies and shorter tails. Behaviorally, rats are known for their cautious nature and ...

While exploring how best to design robots that use tails to reorient their bodies in midair, a team of researchers at the University of Michigan and University of California San Diego found that ...

The striking scissor-tailed flycatcher is our only regular “long-tailed kingbird.” It is not only graceful and beautiful, but also common and easy to observe. Monotypic. Length 10–14.8".

The trade of endangered long-tailed macaques (Macaca fascicularis) from Cambodia should be suspended, according to ...