Rare Blue Frog Struts its Stuff at NHM, Humboldt NOW

California's battle to control non-native bullfrogs

Natural spectacle of blue frogs in spring

HUMBOLDT HISTORY: Humboldt People Lost Their Minds -- and, in One Case, Their Life -- When the First Modern U.S. Navy Did a Float-By Off Our Coast, Lost Coast Outpost

Inflatable frogs are going up for World of Winter. These'll be

A blue frog?! A 'one in a million' catch at Red Deer Lake - North Bay News

Back from the dead: Meet the frogs overcoming extinction

The one that (almost) hopped away: Over a year after first spotting

Bound To Stay Bound Books, Inc. - Bookstore

Darwin, Francis ed. 1892. Charles Darwin: his life told in an autobiographical chapter, and in a selected series of his published letters [abridged edition]. London: John Murray.

California: Rare frogs released into mountains

Where Did All the Frogs Go? U.S. Fish & Wildlife Service