So, for example, the giraffe got a long neck because it had to constantly stretch up into the tall treetops for leaves. Darwin's theory, of course, became the core of our understanding of evolution.

A later theory usurped Darwin and Lamarck's, suggesting that male giraffes evolved long necks to fight and compete for female mates. This "necks for sex" idea has been the leading theory since the ...

In the 19th century, biologists Charles Darwin and Jean Baptiste Lamarck both speculated that giraffes’ long necks helped them reach acacia leaves high up in the trees, though they likely weren’t ...

The female reticulated giraffe was born July 31 at the family-owned Brights Zoo in Limestone, a rural community in northeastern Tennessee. David Bright, one of the zoo's owners, said the plain ...

Our theory is in agreement with Darwin and Lamarck that food was the major driver for the evolution of the giraffe’s neck but with an emphasis on female reproductive success. A shape to die for ...

Our theory is in agreement with Darwin and Lamarck that food was the major driver for the evolution of the giraffe’s neck, but with a emphasis on female reproductive success.

In the 19th century, Charles Darwin and Jean Baptiste Lamarck suggested that giraffes evolved long necks to help them snatch leaves on trees. A later theory usurped Darwin and Lamarck's ...

Our theory is in agreement with Darwin and Lamarck that food was the major driver for the evolution of the giraffe's neck, but with a emphasis on female reproductive success. A shape to die for ...

In the 19th century, Charles Darwin and Jean Baptiste Lamarck suggested that giraffes evolved long necks to help them snatch leaves on trees. A later theory usurped Darwin and Lamarck's, suggesting ...

A female giraffe browsing. Female giraffes drove the evolution of long giraffe necks in order to feed on the most nutritious leaves, new research suggests Published: June 5, 2024 8:43am EDT ...

Our theory is in agreement with Darwin and Lamarck that food was the major driver for the evolution of the giraffe’s neck, but with a emphasis on female reproductive success. A shape to die for ...