Take That's Howard Donald welcomes second son - and you'll never guess his name Howard and wife Katie Halil named their first child after music legend Bowie Share
There are three distinct groups of fish that ichthyologists study: bony fish, cartilaginous fish, and jawless fish. Ichthyology has a long history that began with simple observations and descriptions of fish over 200 years. The first known recorded observations of fish were documented by Pierre Belon in the 1500âs.
Jupiterimages/Photos.com/Getty Images. Every type of animal from birds to insects is studied by scientists under a particular branch of biology called zoology -- the study of animals. The scientists that study reptiles and amphibians are called herpetologists.