Ferocity at its Finest

Ferocity at its Finest

The Tsavo River. Running east from the border between Tanzania and Kenya, its waters are teeming with life surrounded by vast grasslands. This serene habitat holds a terror-filled story within its natural history; one which combines human intervention, habitat ecology, animal behavior, and the taste of human flesh. Dig in. 

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Swimming with Sharks

Swimming with Sharks

When the tide gets really low in a secluded cove in La Jolla, California, the dorsal fins of leopard sharks loom menacing out of the water – sometimes, a hundred at a time. Despite knowing leopard sharks are harmless, the sight of their 8 feet long bodies darting through the shadows is still way too close for comfort. Learn about sharks, how they gained their popularity (and how they are not as menacing as they look) and how the U.S. is currently working to protect Pacific sharks and the Pacific Ocean.

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Mutualism of the Month: Nectar robbers and pollinating birds

Mutualism of the Month: Nectar robbers and pollinating birds

This month’s mutualism is between the nectar-robbing purple sunbird Nectarina asiatica and a small flowering tree, the desert teak Tecomella undulata, particularly how the purple sunbird impacts the relationship between desert teak and its two pollinating birds: the red-vented bulbul Pycnonotus cafer and the white-eared bulbul P. leucotis.

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Immortal techniques: jellyfish that can live forever

Immortal techniques: jellyfish that can live forever

In the clear turquoise waters of the Mediterranean, there pulsates a transparent creature with a glowing red core. The ruby red is reminiscent of the legendary Philosopher’s Stone, the source of the elixir of life. This only comes to mind because this particular jellyfish, Turritopsis dohrnii (formerly T. nutricula) has the ability to shrivel into a ball when it is injured, and then revert to its juvenile form, maturing into an adult all over again.

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Mutualism of the Month: Aphids and a protective bacteriophage

Mutualism of the Month: Aphids and a protective bacteriophage

Bacteria and viruses are frequently thought of as parasites; a problem to society. Not all are harmful and some of them are even helpful. See how a bacteria and virus pair help save aphids from imminent danger in this month's mutualism!

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Mutualism of the Month: Solar-powered sea slugs and their photosyntheic algae

Mutualism of the Month: Solar-powered sea slugs and their photosyntheic algae

Solar-powered sea slugs! With live algae in their guts, they can harness the power of the sun; some don't need to feed for nine months. What makes this particular sea slug so special is how it obtains its algae. Check out the full post to find out how!

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