Giraffe is the tallest in the world.
Blue whale is the heaviest animal in the world.
Poisonous snakes are the most dangerous creatures in the world.
Collibri is the smallest bird in the world.
Tokyo is the largest city in the world.
Huawei MateBook X Pro is the lightest laptop in the world.
Northern Hairy Nosed Wombat is the rarest animal in the world.
O-positive is the most common blood type in the world.
Today was the worst day in my life.
My mum is the best in the world.