結果 : why do birds flap their wings to fly
2:30

How Do Birds Fly?

thependulumswing
717,762 回視聴 - 12 年前
4:00

How Bird Wings Work (Compared to Airplane Wings) - Smarter Every Day 62

SmarterEveryDay
1,286,948 回視聴 - 12 年前

-
5:05

How Birds Fly? - The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz

Peekaboo Kidz
978,802 回視聴 - 6 年前
6:19

Are Drones That Flap Their Wings Better?

The Action Lab
536,090 回視聴 - 11 か月前
4:48

How Do Animal Wings Work? | The Science of Flight | SciShow Kids

SciShow Kids
84,834 回視聴 - 2 年前

-
2:17

Birds gliding through bubbles reveal aerodynamic trick

nature video
530,256 回視聴 - 4 年前
5:14

Northeast Nature | November | How do raptors fly without flapping their wings?

But Why Kids
1,910 回視聴 - 1 年前
4:22

Bird Wing Shapes - How Birds Fly

BioBush
110,109 回視聴 - 6 年前
13:14

Two stories about flying under 10 minutes

EASY PATHASHALA 9th & 10th CBSE BOARD EXAMS
18 回視聴 - 2 日前
2:26

Flap Your Wings Together | Kids Song from Treetop Family | Super Simple Songs

Super Simple Songs - Kids Songs
15,675,233 回視聴 - 8 年前
1:21

Andean Condor Can Fly 100 Miles Without Flapping its Wings

Amaze Lab
42,735 回視聴 - 4 年前
0:20

My Human Wings project. Can we fly like birds?

Rad Gear
120,680 回視聴 - 5 年前
1:48

FLIGHT: The Genius of Birds - Flight muscles

Illustra Media
196,144 回視聴 - 11 年前
1:58

why do budgies flap their wings fast

birds online
1,603 回視聴 - 11 か月前
5:58

How do Birds Fly? | #aumsum #kids #science #education #children

It's AumSum Time
1,626,770 回視聴 - 9 年前
4:57

Can Humans Fly With Wings?

ZoneA
434,166 回視聴 - 7 年前
4:54

What Birds Have Taught Us In Aviation

Interesting Engineering
12,902 回視聴 - 2 年前
3:25

5 Odd Bird Behaviors EXPLAINED

Bird Nuggets
227,059 回視聴 - 2 年前
2:13

why do birds flap their wings in cage?

birds online
294 回視聴 - 11 か月前
4:14

Experiment! How Does An Owl Fly So Silently? | Super Powered Owls | BBC

BBC Earth
22,265,497 回視聴 - 8 年前