What does metamorphosis mean?
A metamorphosis is when something changes from one thing to something new, usually in different stages,
What is the silkworm called when it is inside the cocoon?
A pupa
What is an instar?
An instar is the period between a silkworm's molts
What is serecin?
Serecin is a sticky substance that holds the silkworm's cocoon together
What do silkworms eat?
Mulberry leaves
What is it called when a silkmoth loses its skin?
Molting
Describe the antennae of a silkmoth.
A silkmoth's antennae are long and feathery
Who discovered silk?
An empress in ancient China
Is a silkworm really a worm?
No-it is a caterpillar, the larval stage of a silkmoth
What do silkmoths eat?
Nothing. They don't eat.
How was silk discovered?
A silkmoth cocoon fell in the empress' tea and began to unwind
When a silkworm spins its cocoon, what pattern or motion does it make with its head?
A figure-8
What is a spinneret?
A spinneret is the tube on a silkworm's head (neck) where the silk comes out
What does a silkworm turn into?
A silkworm turns into a silkmoth
What are the stages of a silkworms life? (metamorphosis stages)?
egg, larva, pupa, adult
Where does silk come from?
Silk comes from silkworm cocoons
What color are silkworm eggs?
Silkworm eggs are yellow
How big are silkworm eggs?
Silkworm eggs are the size of a pinhead
What is the strongest natural fiber?
Silk
How long do silkmoths live?
Silkmoths live for about 7 days
What are domesticated animals?
Domesticated animals are animals that are kept and raised by humans