Caterpillar Defense

Was the Very Hungry Caterpillar also very TOXIC? This is Sandra Tsing Loh with the Loh Down on Science. Caterpillars may look cute — but some have prickly protection! Take the painted cup moth caterpillar. It’s scientific name, Doratifera vulnerans, means “bearer of painful gifts” — and for good reason!

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Toxic Toolbox

Image of rattlesnake.

As Woody says – “There’s a snake in my boot!”  This is Sandra sing Loh with the Loh Down on Science. Imagine you’re hiking and “sssss” – a rattlesnake! Eek! If you do get bit, the local doc MIGHT have an antidote, but will it work? Even closely-related species can

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Caterpillar Defense

Was the Very Hungry Caterpillar also very TOXIC? This is Sandra Tsing Loh with the Loh Down on Science. Caterpillars may look cute — but some have prickly protection! Take the painted cup moth caterpillar. It’s scientific name, Doratifera vulnerans, means “bearer of painful gifts” — and for good reason!

Continue reading

Toxic Toolbox

Image of rattlesnake.

As Woody says – “There’s a snake in my boot!”  This is Sandra sing Loh with the Loh Down on Science. Imagine you’re hiking and “sssss” – a rattlesnake! Eek! If you do get bit, the local doc MIGHT have an antidote, but will it work? Even closely-related species can

Continue reading

Antibiotic Venom

Smackdown! Scorpion venom versus resistant bacteria, who will win? This is Sandra Tsing Loh with the Loh Down on Science. Scorpion stings pack a painful punch! But how do they fare in the fighting ring against smaller foes: antibiotic-resistant bacteria? Enter Richard Zare and colleagues from the National Autonomous University

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Danger Down Under

Ten foot venomous tentacles lurking in the ocean? It’s the box jellyfish! This is Sandra Tsing Loh with the Loh Down on Science. Box jellyfish stings could easily be something from a horror movie. Especially terrifying? The monstrous C. fleckeri! Its venom causes pain, tissue damage, and even death! Swimmers,

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Designer Venom

Snakes are taking “you are what you eat” LITERALLY! This is Sandra Tsing Loh with the Loh Down on Science. The effects of snake venom can range from harmless to deadly. But why not a one size fits all approach? Or one BITE, as it were. Kevin Healy from the

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Frenemy Ants

Hey, ants – can’t we all just …get along? This is Sandra Tsing Loh with the Loh Down on Science. Not all ants are after your picnic basket. Some species are humble fungus farmers. Others are parasitic freeloaders. These social creepers come over and eat the farmer ants’ crops with

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Hot Spiced Tarantula

Like your chili extra hot? Here’s another thrill you might enjoy—a tarantula bite! This is Sandra Tsing Loh with the Loh Down on Science. A study by David Julius of the University of California, San Francisco, looked at venom from a West Indian tarantula. It’s shown to activate the same

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