When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A group of unicorns is called a blessing.
304
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
A scorpion can hold its breath for up to 6 days.
19
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Whales and dolphins can't taste anything other than salt.
11