The seminal work that defined and provided a structure for the concept of cultural. competence was a monograph published in 1989 by the Georgetown University Child. Development Center through a contract with the Department of Health and Human. Services as part of the Child Adolescent Service System Program (CASSP).
Insects also probably have the largest biomass of the terrestrial animals. At any time, it is estimated that there are some 10 quintillion (thatâs 10,000,000,000,000,000,000 for those who like actual numbers) individual insects alive. In the United States, the number of described species is approximately 91,000.
Amazon insects. The Amazon Rainforest and surrounding region is the most biodiverse on earth and no life form is more diverse than the insects of the Amazon. No one can put any accurate figure on how many species there are but it has been estimated to be around 2.5 million species of insect with 700 species of beetle discovered on just one tree. There are 7,000 species of butterfly compared to 20,000 worldwide. One acre may have 70,000 species of insects alone.