The answer would be D. The definition of a homologous structure is an organ or body part that appears in different animals and is similar in structure and location, but doesn't necessarily share the same purpose. The birds and rabbits have similar bones in their forelimbs, but one uses them to run and other uses them to fly.
I was able to find 10 endangered species. And they are:
Kings Gold its a plant.
Delta Smelt its a fish
Amargosa vole it is a critter either a rat or a mouse.
Tricolored blackbird it is a type of a song bird.
Buena Vista Lake ornate shrew it is a type of mouse or rat
Desert Slender Salamande it is a reptile. type of lizard
Lange's metalmark butterfly
Sacramento river winter-run Chinook salmon it is a type of fish
California condor it is a type of bird
Gray wolf
Hope this helped
Humans have higher brain functions
Chloroplast is the cell structure that enables the process of photosynthesis