loggerhead

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loggerhead:

see sea turtlesea turtle,
name for several species of large marine turtles found in tropical and subtropical oceans. These turtles are modified for life in the ocean by having flipperlike forelimbs without toes and lightweight shells. Their heads are too large to be withdrawn into the shell.
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loggerhead

1. a large-headed turtle, Caretta caretta, occurring in most seas: family Chelonidae
2. loggerhead shrike a North American shrike, Lanius ludovicianus, having a grey head and body, black-and-white wings and tail, and black facial stripe
3. a tool consisting of a large metal sphere attached to a long handle, used for warming liquids, melting tar, etc.
4. a strong round upright post in a whaleboat for belaying the line of a harpoon
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Tiger sharks are considered to be (http://www.iucnredlist.org/details/39378/0) at lower risk than loggerheads. They, too, have a wide range and face threats from fishing bycatch and intentional harvesting.
A total of 96 critically endangered juvenile hawksbills, one juvenile loggerhead, two juvenile greens and one large adult loggerhead were released.
According to Dana Al Sarhani, a board member of ESO, they are conducting various activities to protect the Loggerheads on the Masirah Island.
The study by the University of North Carolina focused on loggerhead sea turtles, which cover thousands of miles periodically, guided by the Earth's magnetic field.
Savannah, Georgia - Sea turtle experts along the southeastern US coast say new nesting numbers reinforce their belief that loggerhead sea turtles are making a comeback after 37 years of protection as a threatened species under the federal Endangered Species Act.
Loggerheads are the most common type of sea turtle in the southeastern United States.
HATAY (CyHAN)- Mother loggerhead turtles, which are endangered, have started to lay their eggs in Turkish southern province of Hatay's Samanday- district on the coasts Mediterranean.
Instead of Paul (right), a loggerhead turtle called Big Head has been found and is sticking his neck out by tipping Brazil.
Due to lack of resources, we did not measure estradiol-17[beta] in samples from nesting females; however, estradiol was measured in several other studies on nesting sea turtles [8, 21-23], including nesting loggerheads [24], and data show that estradiol exhibits a nearly 10X lower concentration during nesting in relation to mating, with surges nearing 700 pg/mL after every nesting event [24].
Some juvenile loggerheads along Florida's east coast undergo seasonal migrations northward in warmer months and migrate south when water temperatures decline in the fall (Lutcavage and Musick, 1985; Carr, 1987; Musick and Limpus, 1997; TEWG, 2009).
Hana Al Suwaidi, head of Sharjah's Environment and Protected Areas Authority, said the team, along with the World Wildlife Fund, had found about 385 turtle nests and believes there are three rare breeds of turtle on the island--the hawksbill, loggerheads and green turtles.