However, certain wasp species such as pollen wasps have similar behaviours, and a few species of bee scavenge from carcases to feed their offspring. The world's largest species of bee is thought to be the Indonesian resin bee Megachile pluto, whose females can attain a length of 39 millimetres (1.54 in).
For a Ph.D. in Psychology: Most Ph.D. programs require at least 5 to 7 years to complete. In addition to regular coursework, you may also be expected to complete an internship or supervised residency. The program usually culminates in completing an original research project or dissertation.
Yes, a PhD is a doctorate. You've got to decide if you want to do a PhD or a PsyD, because you don't need to both - find out which one is more respected in your field. Science PhDs take about 10 years on average, including your bachelors degree. The bachelors degree comes first (4 years), then a masters (2 years) and then the PhD / PsyD (about another 4, depends on the person and the program). I've always heard U Mich is a fantastic psychology school.