Biology Facts & Trivia - Page 5

wolffia The world's smallest flowering plant is the Wolffia, whose one full bouquet of flowers can fit on the head of a push-pin.
Rafflesia Arnoldii Rafflesia Arnoldii is the largest flower in world, and can grow as big as an umbrella.sciensational.com
Avocados have the highest fibre and calories of any fruit.
Pineapple is actually a giant berry.
Rats can swim for about 1 km (0.5 mi) without rest, and can tread water for three straight days. Submitted by: Skittles - United States
Our eyes can distinguish as many as 10 million distinct colour variations.
An average adult human has skin weighing about 3 kg in total.sciensational.com
While we're awake, our brain generates enough power to illuminate a light bulb of 25 watts.
While hibernating, frogs breathe through their skin. Submitted by: Skittles - United States
pygmy jerboa The world's smallest rodent is Pygmy Jerboa - measuring only a couple of inches in length - and can run as fast as a horse. Submitted by: Skittles - United States
little grass frog The world's smallest frog - The Little Grass Frog - is no bigger than a house fly. Submitted by: Skittles - United States
basket starfish With more than 80,000 arms, the Basket Starfish has the greatest number of arms.sciensational.com Submitted by: Melon Head - United States
electric eel The electric eel of South America (Electrophorus electricus) can generate over 600 volts, and can paralyze even a horse. Submitted by: Melon Head - United States
The normal energy used by our brain is 0.1 calories per minute, and could go up to 1.5 during activities such as puzzle-solving. Submitted by: Anchal Srivastava - Gorakhpur, India
While only 2% in weight, the human brain requires 15% of the body's heart work, 20% of oxygen and 25% of all glucose.
For every 1000 red blood cells in our body, there is only about one white cell. Submitted by: aDaM14393
armadillo Armadillos spend about 80% of their lives asleep.sciensational.com Submitted by: Rozelle
The human heart has enough pressure to squirt blood up to 30 feet away. Submitted by: Cynthia - Quebec, Canada
An Octopus has three hearts. Submitted by: Sevy - Giddarbaha, India
The Methuselah tree in California, USA, is the oldest living organism (4,800 years old) known today. Submitted by: Kenneth