The Loh Down On Science | 89.3 KPCC
About This Show
The Loh Down on Science is the fun way to get your daily dose of science in less than two minutes. The program explains the world of science with a dash of humor. Hosted by writer/performer and Caltech alumna Sandra Tsing Loh, it's a program for those who love science as well as for those who avoid it!
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; Credit: Karen M. WarkentinThe Loh Down On ScienceIt’s a bird, it’s a plane, it’s a red-eyed tree frog!This is Sandra Tsing Loh with the Loh Down on Science.Some super heroes fly to escape their villains[ST1] --others squirt.Adult red-eyed tree frogs lay their eggs in clusters on leaves. These gooey egg masses contain tiny tadpole embryos that will hatch a week later. Until then, eggs are a helpless, tasty snack. Or so we thought.Scientists at the Smithsonian Tropical Research Institute in Panama discovered a unique superpower. They used high-speed video to capture what happened when a snake attacked the eggs.What did these crusaders do in the face of danger? Tadpoles in the embryo shoot a precise spray of enzymes. This bursts the egg open so they do not become an afternoon treat.Other frog species that have these hatching enzymes release them slowly over days. But, the red-eyed tree frog could release them in twenty seconds! They were able to hatch up to two days early, foiling the evil villain and evading their deaths!Fight or flight? These tadpoles choose squirt and divert!This content is from Southern California Public Radio. View the original story at SCPR.org.