Study on mysterious Amazon porcupine can help its protection

Porcupines of the genus Coendou are arboreal, herbivorous, nocturnal rodents distributed in tropical and subtropical regions of the Americas. Most of what we currently know on them is restricted to species that occur near ...

Scientists study puncture performance of cactus spines

Beware the jumping cholla, Cylindropuntia fulgida. This shrubby, branching cactus will—if provoked by touching—anchor its splayed spines in the flesh of the offender. The barbed spines grip so tightly that a segment of ...

Comparing the jaws of porcupine fish reveals three new species

Researchers at the Smithsonian Tropical Research Institute and colleagues compared fossil porcupine fish jaws and tooth plates collected on expeditions to Panama, Colombia, Venezuela and Brazil with those from museum specimens ...

Brazilian team finds new porcupine species

A new species of tree-dwelling porcupine has been discovered in Brazil's Northeastern Atlantic Forest, one of the world's most threatened habitats, researchers said.

page 1 from 2