Summary ^[1]:

1. The African Savanna (Bush) elephant is the world's largest land animal, with adult males standing up to 3m high and weighing up to 6,000kg. They reach full size at 35-40 years and can live up to 60-70 years.

2. There are three species of elephants: African Savanna, African Forest, and Asian. African elephants have larger ears shaped like the African continent, while Asian elephants have ears shaped like the Indian subcontinent.

3. Elephant tusks are actually enlarged incisor teeth that continue to grow throughout their lives and are used for feeding and defense.

4. Their skin is 2.5cm thick in most places, with folds and wrinkles that retain water to help cool them down.

5. Elephants communicate through various means, including sounds, body language, touch, scent, and seismic signals that create vibrations in the ground.

6. Elephants have a well-developed temporal lobe, making them known for their exceptional memory, often expressed as "elephants never forget."