Commonly Confused Words (Monotremes)

_____ is a group of mammals that lays eggs, rather than bearing live young, known as monotremes.

• There
• Their
• They're

_____ species include different echidna variations and the platypus.

• There
• Their
• They're

Although _____ different from almost all mammals in that they lay eggs, like all mammals, they nurse their young with milk and are hairy.

• There
• Their
• They're

The platypus is a bizarre-looking creature—with _____ venomous spur, _____ duck bill, _____ beaver tail, and otter feet.

• its
• it's

_____ a freak of nature.

• its
• it's

Though _____ likely familiar with platypuses, you are likely less familiar with echidnas.

• your
• you're

Characteristics of echidnas might fit _____ notions of anteaters or hedgehogs.

• your
• you're

Anyone _____ familiar with echidnas knows there are _____ divergent kinds: short-beaked and long-beaked.

• who’s, two
• whose, two
• who’s, too
• whose, too

____ the short-beaked echidna ____ likeness was used to create Knuckles from Sega's Sonic the Hedgehog series.

• Its, whose
• It’s, whose
• Its, who’s
• It’s, who’s

The long-beaked echidnas are larger and use ____ snouts ___ search for grubs, earthworms, and other insects.

• they’re, to
• their, too
• there, two
• their, to