• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/4

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

4 Cards in this Set

  • Front
  • Back

Placental mammals

Nourish their growing embryos through a complete placenta attached to the wall the uterus. They give birth to live young and have teats.

Marsupials

Give birth to young at a very early (embroynic) stage. They have a pouch where the young spend time completing their development.

Monotremes

They lay eggs through cloaca and secret milk through pore in their skin.

Features of birds