If you hit $0 Avail. funds for trading, your account will go into a margin call and Ameritrade will force you to sell positions or deposit money. I'm going to assume your Account Balance isn't -8.1k because you would have hit a margin call long before your account went negative unless this all happened overnight.
Sadly, these peaceful animals may not survive into the next century. Ape conservationists say time is running out, as there are only about 720 mountain gorillas left in the world, and the majority of gorilla populations are plummeting.
Mountain gorillas also have longer and thicker fur which is adapted to their colder mountainous habitat. The three lowland subspecies of gorillas sport short, fine hair. Eastern lowland gorillas are the largest of the four subspecies. Diet. Gorillas are herbivores and eat leaves, shoots, roots, vines and fruits. Population. Eastern lowland gorilla numbers have rapidly declined to below 5,000 today. Critically endangered, there are fewer than 300 Cross River gorillas. Mountain gorillas ...