Life span is the period from birth to the natural death of an entity.
The life span of an organism is the theoretical figure indicating the number of years it lives. It can be estimated by the average life span of the entity.
It varies between individuals and species based on their type, ranging from a few minutes to some days to several years.
Life span of crocodiles:
Crocodiles are semiaquatic reptiles.
All crocodile species have an average lifespan of 30–40 years and larger species have an average lifespan of 60–70 years.
For example, The life span of the longest-lived and the largest saltwater crocodile is 70 years.