Younger learners like babes and kittens are able to take in more knowledge easer then full grown adults, thats why training a puppy or kitten is easer to train a dog or cat. My guess world my very simple and basic... Start training early!
ofcourse every dog is trainable you just have to be patient and calm
Most sea mammals are trainable. Most success has come with dolphins.
Yes
yes octopuses are trainable because they are very smart creatures. even smarter than us.
yes
There are several easily trainable dogs, but the Labrador Retriever ranks number one on most lists.
All dogs are trainable , no matter what age or breed. If you honestly have to ask this question, you shouldn't be considering rescuing an animal.
Able to be trained
it depends what type of horse they are ,but most yes they are easy to train
Probably not, they're not that trainable.
THey are just a dog, so yes. What is the issue?
The collective noun for kittens and puppies is a litter of kittens and a litter of puppies.