Manisha Das
This lizard rarely leaves its burrow and waits for food to come to it, often just poking its head out.
Known for sleeping up to 20 hours a day, koalas have a low-energy diet of eucalyptus leaves, which requires minimal movement
Famous for their lethargy, sloths can sleep for up to 20 hours a day and move very slowly.
Lions can sleep for 18-20 hours a day, especially after a big meal, making them one of the laziest big cats.
Hippos are known to sleep 16-20 hours daily and often nap both on land and in water.
These marsupials can sleep for 18-20 hours a day and prefer to stay in one area with food and water.
Pandas spend much of their day eating bamboo and sleeping, averaging around 10 hours of sleep at a time.