well, it's shape allows it to adapt to its environment. For example, if the shell is big and thick, it allows the turtle to burrow its head inside of it in the cold or to keep safe.
Pinta Island tortoises primarily eat vegetation such as grasses, leaves, cactus pads, and fruits. They are herbivores and have a diet that is mainly composed of plant matter found in their natural habitat.
Bail
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.
he didnt lol
Adaption to the environment is how Darwin explained the differences in shell shape. Hood Island tortoises needed to reach up with their necks further for food than the Isabela Island tortoises.
he didnt lol
Darwin explained the differences in shell shapes of tortoises from Hood Island and Isabel Island as adaptations to their specific environments. The tortoises from Hood Island, which had sparse vegetation, evolved to have saddle-shaped shells that allowed them to stretch their necks to reach higher plants. In contrast, the tortoises from Isabel Island, where vegetation was more abundant, developed dome-shaped shells that provided better protection and support for their feeding habits. This variation highlighted the role of natural selection in shaping species based on their ecological niches.
The relationship between the island's natives and visitors gives insight into the negatives of colonial Imperialism.
Simply because the Island group is so isolated. They tortoises have never interbred with other species, so they're almost identical.
Yes and many are habitat for animals.
sugar canes habitat is on fields Réunion island
Tortoises vary back from Darwin's time. Each tortoise came from a different island and they evolved over periods of time by their habitat. If trees were high up and that was what it ate, the necks would be long. If their food was at ground level, their necks would be short or stubby. I'm no biologist but I'm a junior in high school and I take a big study on this kind of stuff.