What do penguins drink?

What do penguins drink?

When ashore they will drink fresh water from pools and streams and can sometimes be seen drinking water preened off their backs during rain showers. At sea penguins must drink salt water and they are able to do this because they have special glands abound the eye sockets that extract excess salt from the blood.

How big are lemmings?

Lemmings weigh from 30 to 110 g (1 to 4 oz) and are about 7 to 15 cm (3 to 6 in) long. They generally have long, soft fur, and very short tails. They are herbivorous, feeding mostly on leaves and shoots, grasses, and sedges in particular, but also on roots and bulbs.

How many amps are in a bolt of lightning?

Most measurements have been in the range 5,000 to 20,000 amps but a famous strike just before the Apollo 15 launch in 1971 was measured at 100,000 amperes by magnetic links attached to the umbilical tower. Currents over 200,000 amps have been reported.

How many species of octopus are there in the world?

The octopus is a cephalopod of the order Octopoda that inhabits many diverse regions of the ocean, especially coral reefs. The term may also refer to only those creatures in the genus Octopus. In the larger sense, there are 289 different octopus species, which is over one-third the total number of cephalopod species.

What year was the ballpoint pen invented?

It was a familiar frustration that led to the invention of the modern ball-point pen – leaky ink. In 1938, Hungarian newspaper journalist Laszlo Biro noticed the ink used on the printing presses dried quickly and so tried using it in a fountain pen to avoid the problem of leaks, blots and smudges.

What is the color of the black box in a commercial airplane?

Black box or flight data recorder, mounted in the tail of an aircraft, is one of the most important gadgets that is used to reconstruct the events leading to a plane crash. The term “Black Box”, however, is a misnomer as its colour is orange. This is done for easier location after a crash.

Who was one of the original three musketeers?

It was in this book, he said, that d’Artagnan relates his first visit to M. de Tréville, captain of the Musketeers, where in the antechamber he met three young men with the names Athos, Porthos and Aramis.

When does the brain stop growing?

We used to think that the brain was fully developed by very early teenagerhood and we now realise that the brain doesn’t stop developing until mid-20s or even early 30s. There’s a lot more information and evidence to suggest that actually brain development in various forms goes on throughout the life span.