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 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? Standards Science Math                                     Copyright 2000-2005 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form