Many birdwatchers and ornithologists consider it a rare treat to spot black rails (Laterallus jamaicensis) in the wild—not because of distinctive or eye-catching physical characteristics, but because these tiny birds are so reclusive that they regularly evade even the most experienced birders.
The frosted flatwoods salamander, aptly named for both its environment and distinctive appearance, has struggled to persist as its longleaf pine habitat in the United States has disappeared.
The black-footed ferret is a charismatic and sly mustelid that once ranged broadly across North America, but in recent decades its populations have declined dramatically.
A new study led by scientists from NatureServe network programs found that even in areas as remote as the Amazon, little forest remains unthreatened by human activity.
Invasive species are a major threat to biodiversity, second only to habitat destruction. Almost half of all imperiled species in the United States are endangered because of the impact of invasive species.