[□] | □
[□=□] | □
[!□] | □
A recent survey suggests that 75 percent of College students have substantial research experience , as defined by their participation in scholarly activities in all departments and programs . Oregon populations are likely very depressed due to recent drought . In addition to the critically important fields of chemical and petrochemical processing , chemical / biomolecular engineers apply their skills in a wide range of advanced technologies including materials processing , biotechnology , environmental remediation , genetics and pharmaceuticals . The book is the most detailed study of animal coloniality ever done and should appeal to ornithologists , behavioral ecologists , evolutionary biologists , and parasitologists . It is , by its very nature , an interdisciplinary science combining results from biology , computer science , linguistics , mathematics , neuroscience , philosophy and psychology . Populations are undoubtedly depressed due to recent drought in southeast Oregon . The program , and hunting in general , stands to gain from routine media coverage , but suffers considerable damage from negative reporting . Although the evidence continues to point to androgens and serotonin ( 5-HT ) as major hormonal and neurotransmitter factors in aggressive behavior , recent work with GABA , dopamine , vasopressin , and other factors , such as nitric oxide , has revealed significant interactions with the neural circuitry underlying aggression . In conclusion , the author explores the implications of her findings for behavioral ecologists who study sexual selection in other species .