Grade 2 - Read-Aloud Insets

54 Insects: Supplemental Guide 3 | Life Cycles of Insects

 Add drawings to descriptions of insect metamorphosis to clarify

ideas, thoughts, and feelings (SL.2.5)

 Prior to listening to “Life Cycles of Insects,” identify orally what

they know and have learned insects

Core Vocabulary

larva, n. The stage of an insect’s complete metamorphosis, between egg

and pupa; Insect larva do not look like the adult insect.

Example: A butterfl y egg turns into a larva known as a caterpillar.

Variation(s): larvae

metamorphosis, n. The process of change in the life of an insect

Example: Tadpoles develop into frogs during a process of change

known as metamorphosis.

Variation(s): metamorphoses

molt, v. To shed old feathers, hair, skin, or shells, making way for new

growth

Example: As it grows, a snake will molt, shedding its skin and leaving it

behind.

Variation(s): molts, molted, molting

nymph, n. The stage of an insect’s incomplete metamorphosis, between

egg and adult. The nymph looks like the adult insect.

Example: The nymph of a grasshopper looks like an adult grasshopper,

only much smaller.

Variation(s): nymphs

progression, n. A continuous and connected series of actions or events

Example: The changing of the moon from full moon to new moon and

back to full moon is a progression.

Variation(s): progressions

pupa, n. The stage of an insect’s complete metamorphosis between larva

and adult

Example: Before the caterpillar turns into a butterfl y, it fi rst becomes a

pupa.

Variation(s): pupae