As far as i know there's only one species of animal that does not have a heart and that is a jellyfish.
lion
There is a species of earthworm that has 8 heart chambers.
well feral heart i a noroml animal it opens in an hour
Baboon
every human or animal but things like baceria and algae dont.
As far as i know there's only one species of animal that does not have a heart and that is a jellyfish.
If your talking about an animal or a human heart they both came to exist the same way. god jehova created every living human and animal with a heart.
Natalie Owings has written: 'The Heart and Soul Animal Sanctuary' -- subject(s): Heart and Soul Animal Sanctuary, Animal rescue
It is the blue whale with a heart weighing about 600kg.
The blue whale has the biggest heart in the world
Octopus
Roadkill
The land animal which has the strongest heart is a horse. This is what makes it possible for horses to race.
jellyfish
Lion
Fish
Animal Precinct - 2001 Big Heart was released on: USA: 22 May 2004