The Mayfly is the most short lived creature on Earth, and the Mayfly is medium sized, and only lives for 24 hours... (here today, gone tomorrow)...
Man is probably to answer to both.
shortlived
Giraffe
a tiger
Dart Frog
possibly plankton
The human baby.
The most poisonous creature is the sea snake.
they r the most adorable creature on earth!!!!!!!!!
The most intelligent creature after humans is often considered to be dolphins. They have complex social structures, advanced communication systems, and exhibit problem-solving abilities.
The Mayfly is the most short lived creature on Earth, and the Mayfly is medium sized, and only lives for 24 hours... (here today, gone tomorrow)...
Goliath Beetle. In relationship to size.