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Reproductive Behavior in a Captive-Released Manatee (Trichechus manatus manatus) along the Northeastern Coast of Brazil and the Life History of Her First Calf Born in the Wild
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Aquatic Mammals
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October 1, 2005
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Copyright informationCopyright Aquatic Mammals 2005. Provided by ProQuest LLC. (Hide copyright information)
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Abstract
The West Indian manatee (Trichechus manatus) is an exclusively herbivorous aquatic mammal. Recently, the stranding of live-orphaned calves has been the main threat to the species in northeastern Brazil. Since 1989, the Brazilian Manatee Project (PPB) has recovered 52 calf carcasses, of which 44 were alive. In 1994, "Lua" and "Astro" were the first manatees released from captivity in Brazil, and they have been tracked using radio telemetry methods. During daily tracking bouts, Lua's behavior and movement patterns were recorded, including reproductive behavior. On 17 December 2003, while she was in the MaracaÃpe Estuary, Lua gave birth to her first calf. Beginning on 18 December ...
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