Hummingbirds are specialized nectarivores and are tied to the ornithophilous flowers upon which they feed. Some species, especially those with unusual bill shapes such as the sword-billed hummingbird and the sicklebills, are co-evolved with a small number of flower species.
In response to the federal mandate, the Real Estate Appraisers' Licensing and Certification law was passed by the California Legislature in 1990 (AB 527, Chapter 491 of 1990).
Fact--Each state has its own rules of licencing, in Minnesota you are required to take 90 hours of pre-license courses, course 1, 2, & 3, each course is 30 hours, then required to take a two part State test, administered by the state, pass that and pay a fee, then you are a real estate agent!