The shape of turtle shells indicated to Darwin that different species of tortoises had adapted to their specific environments. For instance, he observed that the domed shells of tortoises from wetter regions allowed them to store water, while the saddle-backed shells of those from arid areas were better suited for reaching higher vegetation. This variation supported his theory of natural selection, illustrating how species evolve traits that enhance their survival in particular habitats.
turtles have legs, snakes don't. turtles have shells, snakes don't.
Darwin proposed that the differences in shell shape of tortoises from Hood Island and Isabela Island were adaptations to their respective environments. He suggested that tortoises on Hood Island had developed dome-shaped shells to reach higher vegetation, while those on Isabela Island had saddle-shaped shells for easier access to lower vegetation. This variation in shell shape helped the tortoises better survive and reproduce in their specific habitats.
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The Indian flapshell turtle (Lissemys punctata) is known for having a shell that appears heart-shaped, especially when viewed from above. This species of turtle is found in South Asia and is recognized by its distinctive shell shape and dark coloration.
The tortoises observed by Darwin in the Galapagos Islands exhibited significant variation in size and shell shape depending on the island they inhabited. For instance, the tortoises on islands with lush vegetation had domed shells, facilitating easier grazing, while those on arid islands had saddle-backed shells, allowing them to stretch their necks to reach higher vegetation. This variation highlighted the role of environmental factors in shaping the adaptations of species, contributing to Darwin's theory of natural selection.
Well actually tortuga is a turtle in Spanish but there is an island named Tortuga because of its shape as a turtle.
A turtle's poo is circular in shape, like a small cylinder, and can sometimes be quite long and stringy like a worm, depending on the consistency of the food that the turtle has consumed.
There's a good article on Wikipedia - see related link for a picture.
curve and circle
1 in a half inch
The sex of a box turtle can often be determined by examining their traits, such as tail length and shell shape. In mature box turtles, males tend to have longer and thicker tails than females. Additionally, males typically have concave shells, whereas females have flat or slightly convex shells. Consulting with a veterinarian or reptile expert may also be necessary for accurate determination.
it's shaped like a turtle.