Add more mobs which are in extinction

So yk the axolotl was added in 1.17 and the panda in 1.14 and they are in extinction? I think there should be more mobs added which are in extinction

heres 14 mobs which are in extinction

• Javan rhinoceros or Rhinoceros and maybe do different verisons for both of them 
• Cheetah
• Tiger
• Red tuna or just Tuna same with the rhino
• Asian elephant same as tuna
• Vaquita porpoise more fish
• Mountain gorilla same as the elephant
• Irrawaddy river dolphin like the dolphin in game but different
• Sumatran orangutan like the gorilla
• Baulan turtle like the dolphin
• Magellanic penguin could there be penguins in minecraft?
• Giraffe
• Jaguar
• Mexican gray/grey (I'm from the uk) wolf like the turtle