The oxygen in an airplane
The oxygen in an airplane’s emergency oxygen masks lasts for only about 15 minutes.
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Brazil has one of the largest economies in the world and is one of the 77 founding members of the United Nations.
Vienna, the capital of Austria, is home to almost one-quarter of the entire population of the country.
Pigs are easily trained to walk on a leash, use a litter box and do
tricks. When they are trained piglets can learn their names by two to
three weeks of age and respond when called and can learn tricks faster
Honey bees live as large colonies in honeycomb structures built from beeswax called hives.
90% of the mobile phones used in Japan are waterproof.
Africa has over 3,000 protected areas on land, 198 marine
protected areas, 50 biosphere reserves, and 80 wetland reserves.
In 1974, scientists discovered the oldest known human ancestor in
Ethiopia. The 3.2-million year old skeleton was named "Lucy" after the
Beatles song "Lucy in the Sky with Diamonds".
Guinea fowl is active early in the morning and late in the afternoon. It
rests during the hottest part of the day and eliminates excess heat via
its bare head and neck.
Pigs are extraordinarily intelligent. They are curious and insightful
animals who are widely accepted as being smarter than young children of
at least 3 years of age, dogs, and even some primates.
The smallest dinosaurs that we know of were just 4-feet and weighed less than a chihuahua.