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American Bullfrog
Science roundup: Romeo meets Juliet and save their species, The Independent
Fearless tadpoles give invaders the edge
Another tiny frog species found in sky islands of Brazil
California's battle to control non-native bullfrogs
15 Fascinating Frog Species
Low Life: Cold, polar ocean looks surprisingly rich
Odd head of seahorse cloaks its sneak attacks
Oregon spotted frogs in Bend's Old Mill are supersized, Environment
Corruption, gold mining threaten a new see-through glass frog
HPU researcher shares why bullfrogs are so successful as an invasive species
American bullfrogs may be threatening a rare frog species in Brazil
For some salamanders, finding a mate is a marathon
Amphibians of Santa Teresa, Brazil: the hotspot further evaluated