* The difficulty some animals would have getting unaided to or from the ark, especially those adapted to a specific habitat, such as the sloth, which can only travel hanging on the branches of trees, and animals that live on islands and could not swim to those islands after the flood. | * The difficulty some animals would have getting unaided to or from the ark, especially those adapted to a specific habitat, such as the sloth, which can only travel hanging on the branches of trees, and animals that live on islands and could not swim to those islands after the flood. |