Photos show rare turquoise bullfrog that is beautiful but deadly for Oregon wildlife

The turquoise frog in Victor Berthelsdorf’s pond may look pretty, but for local turtles, bugs and other animals, it is anything but. Berthelsdorf first spotted the brilliantly colored American bullfrog on his property in McMinnville last year. Now, he said, the frog is a little bigger. The blue bullfrog is a female, he said, because of the small size of her tympanic membranes, which cover the ears. Most American bullfrogs are shades of green and brown. Blue bullfrogs are rare. In 2020, one was spotted in Indiana and another in...