Well, honey, a lion's heart is roughly about 0.5% of its body weight. So, if you're curious about the actual size, it's around the size of a large grapefruit. But hey, don't go thinking you can compare it to the size of your ex's heart – lions have a lot more courage and loyalty than some people I know!
yeah
Yes
No, lions are the only big cats that live in groups except for female that are caring for their young.
The most obvious physical feature would be the mane. Male lions, unlike female lions and other big cats, have manes. Lions live in Africa and Asia.
yes. Very big ones
yeah
Yes
yes and no
Multicellular
because he had a lions heart.
Really big
some things that lions have in common are their manes, their big paws, their noses, and their shape,
Prokaryotes
big as the adult's heart
Big Cat Diary - 1996 Treed by Lions was released on: USA: 13 January 2007
about 6 inches
a big kind of one