The common anatomical body plan of a related species of organisms.
Brain hemispheres which employ in their general performance either discrete or holistic modes of cognition.
A branching split of a complex, dynamical system under critical threshold conditions.
The sum total of earth life from geological strata to its crustal surface and stratosphere.
The composite plant flora and animal fauna of a certain region.
A smaller, much more peaceful, egalitarian cousin of the common chimpanzee.