General Biology Lessons, Activities, and Information Fall Winter Spring Tip for Teachers Cultivating Keen Observers: Teaching With Journey North Photos Life Cycle Monarch Life Cycle Photos Monarch Life Cycle Circle Book Video Clip: How Does the Monarch Get Out of the Egg? A Day in the Life of a Butterfly Egg How Many Eggs Can One Monarch Butterfly Lay? Slideshow: Why Don't We Have a Billion Monarchs? Speaking of Eggs: A Conversation With Dr. Lincoln Brower A Look at the Life of a Monarch Caterpillar Two Thousand Times Heavier in Just Two Weeks: How Much Would You Weigh? What is an "Instar"? The Five Stages of Caterpillar Growth Caterpillar Quiz Video Clip: Caterpillar Feast Slideshow: Amazing Adaptations: How Do Larvae's Legs Help Them Survive? Video Clip: Larva Locomotion Slideshow: Into the Chrysalis! Video Clip: Why Does the Chrysalis Twist and Turn as it Forms? Audio Clip: Inside the Chrysalis by Dr. Lincoln Brower Slideshow: How Does the Monarch Get Out of the Chrysalis? Slideshow: New Monarchs Replace the Old: The Journey North Continues Video Clip: A Butterfly is Born A Bird Hatches and a Butterfly Ecloses: What’s the Difference? Monarch Life Cycle: What is a Generation? Food Video Clip: Feeding a Butterfly in Dr. Fink's Kitchen Which Grows Faster, a Monarch or a Milkweed Plant? Adaptations Slideshow: How Do Monarchs Find Milkweed? Slideshow: Butterfly Wings: What Can You Learn by Looking Closely? Slideshow: Amazing Adaptations: How Do Larvae's Legs Help Them Survive? Mystery Monarch Adaptation: What is This? What is the Caterpillar Doing...and Why? How Did the Monarch Escape from the Lizard? Video Clip: Flapping Flight: A Look at Monarch Flight in Slow Motion Monarchs are Cold-blooded Creatures: The Basics How Might Male and Female Monarch Behavior be Different? Insect Reproduction Strategy Ecology Slideshow: Let's Find Monarchs! Clues in the Milkweed Patch Exploring Milkweed Ecology: Which Creatures are Connected to Milkweed? Milkweed, Monarchs and More: Field Guide to the Milkweed Patch Video Clip: Herbivores and Plants: A Co-evolutionary Arms Race Life is Sweet: Nectar as Reward for Pollination How Many Monarchs Are There? ("Population Dynamics") Predators and Parasites on the Prowl: Tachinid Fly Life Cycle The Historic Importance of the Prairie Ecosystem to Monarchs Monarch Butterfly Ecology (An up-to-date review by Dr. Karen Oberhauser and Dr. Michelle Solensky.) Other Guest Author Reads: Caterpillar Dreaming Butterfly (Audio clips) How Long Have These Butterflies Been Alive? Expecting Monarchs in Arkansas: Predicting Arrival of 1st Spring Generation When Will the First Spring Generation Emerge? Journey North for Kids Slideshows, booklets, video clips, images, stories from Mexico Background Lessons Journey North's study of the seasons Standards Science Math                                     This Season Teachers Kids Orientation Registration Search Copyright 1997-2009 Journey North. All Rights Reserved. Questions or comments? Contact us.