Cane toads, an invasive species in Florida, pose a threat to pets and native wildlife due to the toxins they secrete. These toads were introduced to control pests but have become a problem, competing ...

GALAPAGOS ISLANDS, ECUADOR - JANUARY 17: A Manchineel tree, Hippomane mancinella, in Galapagos National Park on January 17, 2012. Manchineel trees, also known as Poison Apple Trees, are one of the ...