If you treat crabs right they can live up to 20 years old. Most live ten
A finch's memory span is within a couple of months.
It depends on the human's memory strength.
They have an extremely long memory span. Donkeys can remember things for their entire lifetimes and often show this by behaving in specific ways.
I say about 15 Yrs if you treat them real well.
That would depend on the kind of crab you're talking about. The typical lifespan of a mud crab is thought to be 3 or 4 years while hermit crabs have an average lifespan of 10 years but can live up to 30 years.
456 years for most sharks
456 years
the normal memory span for a person is about 30 years
All hermit crabs love sea salt. DO NOT GIVE IT TABLE SALT. IT WILL KILL THE HERMIT CRAB. All hermit crabs should have a small bowl of fresh water & salt water. You can purchase salt water from your local pet store. If you want fresh water you should give your hermit crab bottled water. Faucet water contains toxins which are bad for any pet. They will not die, but it's better to be safe than sorry.
It actually has a memory span of a month. I read this in a book. Don't blame me if it is wrong. This is because a goldfish always recognizes it's owner, knows when it should be fed. It only has the attention span of 3 seconds.
If its leg span is 36 inches then yes.