Invertebrates are animals lacking a backbone. They comprise the majority of Earth's species. They inhabit oceans, soil, and forests. Invertebrate Animals: The animal kingdom is full of diverse species ...

Who is the Father of Biology? Discover the life and legacy of Aristotle, the ancient Greek genius who first classified living ...

This useful study provides a systematic and solid comparison of sex-biased enteroendocrine peptide expression, including AstC and Tk, to show that these peptides contribute to female-biased fat ...

Model invertebrates are extensively studied animal species that lack a vertebral column and are chosen for the ease of investigating particular biological phenomena. Research on model invertebrates ...

What is a hermit crab? There are over 800 species of hermit crabs worldwide, and almost all are ocean dwellers—though people are likely most familiar with the dozen semi-terrestrial species, called ...

The study of the physiology and ecology of animals that don't have backbones, ranging from worms to sea stars, and of parasites, which can often provide insights into complex ecosystems. (Sea star ...