Life

  1. Ecosystems

    The Great Turtle Race

    This international conservation event involves 11 leatherback turtles that are “racing” toward feeding areas south of the Galapagos Islands. Pick your favorite of these endangered animals and follow its progress, as tracked by satellite, from April 16 to April 29. Go to: http://greatturtlerace.com

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  2. Animals

    Too Few Jaws: Shark declines let rays overgraze scallops

    A shortage of big sharks on the U.S. East Coast is letting their prey flourish, and that prey is going hog wild, demolishing bay scallop populations.

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  3. Paleontology

    Birds’ ancestors had small genomes too

    Among mammals, reptiles, and related animals, today's birds have the smallest genomes, and the dinosaurs that gave rise to birds had small genomes as well.

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  4. Plants

    Old plants were lost in the grass

    An obscure family of plants long thought to be relatives of grasses turns out to represent one of the most ancient surviving lineages of flowering plants.

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  5. Animals

    Honey, I Ate the Kids

    Some of the most devoted parents in the animal kingdom routinely devour some of their own children.

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  6. Ecosystems

    Lakeshore Nature Preserve

    This nature preserve at the University of Wisconsin–Madison protects undeveloped lands along the shore of Lake Mendota. Even if you can’t visit it in person, the award-winning interactive map will help you appreciate the qualities of this beautiful slice of nature. Go to: http://www.lakeshorepreserve.wisc.edu

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  7. Paleontology

    Catching evolution in the act

    Paleontologists have unearthed fossils that provide direct evidence of something scientists had long suspected: The tiny bones in the middle ears of modern-day mammals evolved from bones located at the rear of their reptilian ancestors' jaws.

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  8. Animals

    It’s a Girl: Atlantic mystery squid undergoes scrutiny

    To scientists' surprise, a huge, deep-sea, gelatinous squid formerly reported only in the Pacific Ocean has turned up half a world away.

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  9. Animals

    Mafia Cowbirds: Do they muscle birds that don’t play ball?

    A new test offers the best evidence yet that cowbirds retaliate against birds that resist their egg scams.

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  10. Paleontology

    Ancient slowpoke

    A 1-centimeter-long, 505-million-year-old fossil from British Columbia represents a creature that joins two lineages of marine invertebrates from that era that scientists previously hadn't linked.

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  11. Animals

    Snail Highways: By following trails, periwinkles save slime

    A snail that follows another snail's slimy path saves energy by not having to secrete so much mucus.

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  12. Animals

    Science behind the Soap Opera

    Tight family groups of meerkats in Africa's arid lands offer a chance to see the costs, as well as the charms, of cooperation. With audio.

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