The other two mysterious organisms have tube-like structures that could represent the digestive system of worm-like animals. For one of these, the call for plant or animal depends on perspective.

Current and future practices for meat production from farm to carcasses leaving the slaughter floor. Topics include animal growth and development, genetics and breeding, on-farm opportunities to ...

A system of broad classification which recognized a plant kingdom of four divisions and an animal kingdom of ten to fifteen phyla was for many years stable and standardized. Significant changes have ...

Planet Earth Geology Fossils Ancient Mystery Creature That Defied Classification Is Earth's Oldest Animal News By Mindy Weisberger published September 21, 2018 ...

Animal welfare is the most important issue in any in vivo laboratory. The ability to detect and intervene in cases where the conditions of animals may be deteriorating as well as the ability ensure ...

The classification of animals as ‘property’ underpins harsh judicial decisions and continues to plague the lives of animals ...