What is the biggest foot size ever?

What is the biggest foot size ever?

Robert Wadlow (USA, 1918 – 1940), the tallest ever man, wore US size 37AA shoes (UK size 36 or approximately a European size 75), equivalent to 47cm (18½ in) long.

What animal has the largest eye in the world?

Ostrich

What animal has best vision?

The Best Eyes in the Animal Kingdom

• Eagles. All birds of prey have excellent long-distance vision, but eagles stand out.
• Owls. These nighttime predators take the torch from eagles as soon as the sun goes down.
• Mantis Shrimp.
• Sheep and Goats.

Can bacteria see us?

Bacteria can see, using their entire one-celled selves as a tiny camera lens to focus light, researchers reported Tuesday. They found the bacteria are discriminating. They can find just the right amount of light that sustains life without burning them.

Why can’t eyes see bacteria?

The short answer is that they are really, really small. Small enough to get into our body and cause trouble without being spotted. So how small are they, exactly? Our eyes can see things that are a bit smaller than the width of a human hair.

Can the human eye see bacteria?

The eye’s the limit (except in one case). Yes. Most bacteria are too small to be seen without a microscope, but in 1999 scientists working off the coast of Namibia discovered a bacterium called Thiomargarita namibiensis (sulfur pearl of Namibia) whose individual cells can grow up to 0.75mm wide.

Where are the most bacteria?

While many people assume that the bathroom doorknob would be the dirtiest, the NSF found other spots that ranked higher with bacteria, including:

• bathroom light switches.
• refrigerator handles.
• stove knobs.
• microwave handles.

What is the most bacteria ridden place on earth?

Their findings revealed that the highest bacteria counts were found on the comforter, TV remote, bathroom counter, faucet and toilet seat. Of those, 19% were antibiotic resistant strains and 46% were MRSA.

What is the dirtiest place in your house?

The 9 dirtiest places in your house, according to experts

1. Kitchen counters and handles.
2. Sponges.
3. Dishwashers, washing machines and refrigerator door seals.
4. Coffee makers and bottled water dispensers.
5. Faucets.
6. The whole toilet bowl.
7. Bathtubs and showers.
8. Bathroom rugs.

What is the dirtiest part of the body?

mouth