4.1, 4.2, 4.3
"They may look like some sort of a hybrid cross between a zebra and a horse, but these majestic animals were actually a unique variety of plains zebra once common in Southern Africa. Targeted mostly because of their unique and beautiful hides, quaggas were wiped out by hunters by the 1870s. The last captive Quagga, a mare, died Aug. 12, 1883 in Amsterdam Zoo."
Scientific Name: Equus Quagga Quagga
Niche: plains, grazed on long grasses,
What happened when they went extinct: More grazing space for Zebras and other plain animals
Loggerhead Sea Turtle:
Ocean-borne longline fishing vessels targeting swordfish and tuna deploy thousands of baited hooks on lines that can extend for more than 60 miles. These hooks catch and kill not just swordfish and tuna but thousands of sea turtles, seabirds, marine mammals and sharks. Gillnet fisheries likewise entangle and drown many of these species, including loggerheads.
Scientific Name: Caretta Caretta
Niche: Oceans, warmer areas
What happens if they go extinct: Sea grass will grow without anything to eat it
'Populations are in decline as the demands of nearby Mexico City have led to the draining and contamination of much of the waters of the Xochimilco Lake complex. They are also popular in the aquarium trade, and roasted axolotl is considered a delicacy in Mexico, further shrinking their numbers. They are considered a critically endangered species."
Scientific Name: Ambystoma mexicanum
Niche: river in mexico
What happens if they go extinct: Micro organisms will have one less predator