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Dr. Stefan Huggenberger from the University of Cologne explains sound production in sperm whales in "Moby Dick's Boom Box: Nasal Complex of Sperm Whales," a presentation at the Smithsonian's National Museum of Natural History...
At the ends of the Earth, life thrives despite extreme conditions. In the...
In the episode of One Species at a Time , writer Karen Romano Young takes an...
A Twelve-Step group for wild animals with people-food addictions? Don’t be...

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The small vaquita ( Phocoena sinus ), a type of porpoise, usually only reaches lengths of 5 feet (1.5 meters). They are only found in the Northern part of the Gulf of California off the coast of Mexico, and their population size...
Three distinct types of killer whale, or orcas, can be found in the...
Researchers from the SOCAL-10 research partnership study the behavior of...

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The International Union for the Conservation of Nature ( IUCN ) maintains the Red List of Threatened Species , an inventory...
The Encyclopedia of Life and Atlantic Public Media bring us another installment of the podcast, One Species at a Time . In this podcast, host Ari Daniel Shapiro relates two close calls with polar...
Hear how research unfolds at sea in a tiny Zodiac surrounded by creatures that measure longer than a city bus. Playing female whale calls into the water, researcher Susan Parks suddenly finds herself...
During the winter and spring months, tagged fur seals migrate thousands of miles in open water. Scientists are watching this species closely in order to determine the mystery of its population...
A model marker applies paint to the life-size, meticulously detailed model of the North Atlantic right whale Phoenix which today is on exhibit in the Smithsonian’s Sant Ocean Hall in the National...
Polar bear siblings in the Churchill Wildlife Management Area near Hudson Bay spar playfully during migration.
Monk seals -- the only completely tropical species of seal in the world -- are in trouble. Centuries of human exploitation and habitat destruction have caused the remaining populations of...
A giant squid engages in a struggle for survival with a sperm whale. Giant squid beaks and other undigested pieces of giant squid have been found in the stomachs of sperm whales . More about the...
Arctic scientists study a range of marine animals – from large species like polar bears to the microscopic, like phytoplankton. The amount of phytoplankton at different depths can tell us about the...
The yellow features in this 3-D reconstruction of a fin whale fetal skull represent the early developmental stages of ear bones, characteristics that are extremely rare, fragile and nearly impossible...
Phoenix rises out of the waters east of Cape Cod, MA, in April 2003. The rough patches of skin (known as callosities) occur in unique patterns on all North Atlantic right whales and help researchers...
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