Authorities worldwide have seized an average of nine tigers each month over the past five years, highlighting a worsening trafficking crisis that threatens the survival of one of the planet's most ...

Burmese pythons are an invasive species causing destruction in the Florida Everglades. The snakes have contributed to the decline of several small mammal populations. Estimates place the Burmese ...

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...