something that barks
what is a dog
By definition bacteria called anaerobes don't need this to live
what is oxygen
It can't fly or breathe fire but this largest living lizard has a venomous bite that inhibits blood clotting
what is THE KOMODO DRAGON
A fighter might take it on this body part without flinching
what is the chin
One of these can travel at a third the speed of light & heat the air in its path to more than 50000 degrees
what is a lighting bolt
something that roarss
what is a lion
In an earthworm pairs of nephridia similar to these human organs filter & remove waste
what is kidneys
It's the largest blood vessel in the body
what is THE AORTA
Some of these have been dubbed middle little or ring
what is fingers
The circular wind motion during this event goes clockwise in the S. Hemisphere; the Indian Ocean sees tropical ones
what is a cyclone
something that meows
what is a cat
Linked to some birth defects aneuploidy is the condition of having an abnormal number of these
what are chromosomes
The horns of the great horned owl are actually made of these
what are feathers
They're the microscopic blood vessels that connect arteries & veins
what is CAPILLARIES
It forms on blades of grass in the morning because of condensation
what is dew
something that ribbits
what is a frog
These compounds are called the building blocks of protein
what are amino acids
It's OK to kiss under this parasitic plant; just don't eat the berries -- that could be the kiss of death
what is the mistletoe
To cure a cataract this part of the eye is replaced with an artificial one
what is lens
About 2% of each year's 700 or so tornadoes are responsible for 70% of these
what is death
what is the strongest insect
what is a dung beetle
This oxygen-carrying substance gives red blood cells their color
what is HEMOGLOBIN
Aside from the Sun & the Moon this is the brightest natural object in the night sky
what is venus
They can take 6 months to grow from base to tip or from cuticle to what you chew
what is finger nails
Its return stroke travels at over 100 million feet per second
what is lightning