The term "terrestrial" is typically applied to species that live primarily on the ground, in contrast to arboreal species, which live primarily in trees.
There are other less common terms that apply to specific … See more

Fossil evidence has shown that sea creatures, likely arthropods, first began to make forays onto land around 530 million years ago, in the Early See more

Gastropod mollusks are one of the most successful animals that have diversified in the fully terrestrial habitat. They have evolved terrestrial taxa in more than nine lineages. They are commonly referred to as land snails and slugs.
Terrestrial invasion … See more

Many animals live in terrestrial environments by thriving in transient often microscopic bodies of water and moisture, these include See more

Terrestrial invasion is one of the most important events in the history of life. Terrestrial lineages evolved in several animal See more

By approximately 375 million years ago the bony fish best adapted to life in shallow coastal/swampy waters (such as Tiktaalik roseae). Thanks to relatively strong, muscular limbs (which were likely weight-bearing, thus making them a preferable … See more

Semi-terrestrial animals are macroscopic animals that rely on very moist environments to thrive, they may be considered a … See more