New dinosaur found in Mexico was 'very communicative'

A new species of dinosaur identified by Mexican paleontologists is believed to have been "very communicative" and used low-frequency sounds like elephants to talk to each other, a researcher said Friday.

First known photos of 'lost bird' captured by scientists

For the first time, scientists have captured photos of a bird long thought lost. Known as the Yellow-crested Helmetshrike, or Prionops alberti, the species is listed as a 'lost bird' by the American Bird Conservancy because ...

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