- A dynamic archive of information on digital morphology and high-resolution X-ray computed tomography of biological specimens. Includes slice-by-slice animations, animated volumetric and 3D surface renderings, introduction, references, links, and archival museum data for each specimen.
- Includes information and images of Paraguayan wildlife, a free on-line Paraguayan zoology journal, and information about birdwatching and wildlife tours.
- Provides amateur naturalists with the opportunity to share their photographs and stories about the animals that co-exist with man in town, city or backyard.
- Zooplankton encompass representatives of all the major invertebrate phyla and this interactive tool provides a comprehensive, fully illustrated means of identification for the major zooplankton.
- Guide to gelatinous zooplankton of the U.S. Pacific Coast, with photos and information on jellyfish (true jellies), comb jellies, gelatinous molluscs, and pelagic tunicates.
- Provides information on the different divisions of the animal kingdom and photographs of a selection of mammals, birds, reptiles, amphibians, fish and insects.