結果 : how many monarch butterflies are there in the world
10:16

Unraveling the Great Butterfly Migration Mystery

Be Smart
671,750 回視聴 - 5 年前
3:08

Watch a Breathtaking Monarch Butterfly Swarm

Nature on PBS
4,440,781 回視聴 - 4 年前

-
4:46

All About Monarch Butterflies

WWF Wild Classroom
48,569 回視聴 - 3 年前
1:16

Monarch Butterfly | Amazing Animals

Nat Geo Kids
1,652,106 回視聴 - 8 年前
1:25

Monarchs by the Millions: Welcome to Butterfly Forest

Great Big Story
170,882 回視聴 - 6 年前

-
2:57

Why 90% Of Monarch Butterflies Disappeared

Seeker
97,727 回視聴 - 9 年前
6:51

Endangered Migration: A Monarch Butterfly Story

Natural Habitat Adventures
39,733 回視聴 - 2 年前
9:02

10 Most Beautiful Butterflies on Planet Earth

4 Ever Green
3,226,043 回視聴 - 5 年前
0:54

The Hidden Mysteries of Butterflies – Nature’s Silent Metamorphosis😱

Unsolved Mysteries of the World
473 回視聴 - 2 日前
48:45

Monarch Butterfly Migration: A Mystery Of The Natural World - HD Documentary

Documentaries Zone
67,419 回視聴 - 7 年前
2:29

Monarch Butterflies | National Geographic

National Geographic
229,452 回視聴 - 15 年前
11:45

Butterfly Effect: Can Monarchs Avoid Extinction?

PBS Terra
55,172 回視聴 - 7 か月前
12:19

Monarch Butterfly Migration Google Earth Tour

Encyclopedia of Life
144,104 回視聴 - 11 年前
6:56

Millions of monarch butterflies flutter to the mountains in Mexico every October

ABC News
735,114 回視聴 - 6 年前
4:37

Monarch Butterflies: Great Migration

Boyd Matson
174,594 回視聴 - 7 年前
1:31

Monarch butterfly emerging time lapse

Neil Bromhall
4,227,675 回視聴 - 6 年前
1:17

That's Amazing: Longest Insect Migration in the World - Monarch Butterfly

The Weather Channel
11,240 回視聴 - 7 年前
4:39

The Amazing Monarch Life Cycle--narrated for elementary science lessons

Science Up with the Singing Zoologist
1,808,159 回視聴 - 2 年前
0:31

Monarch Butterflies Listed as Endangered

NowThis Earth
1,129 回視聴 - 2 年前
1:01

Take A Scrolling Break With This Monarch Butterfly | The Dodo

The Dodo
6,348,467 回視聴 - 1 年前