Corals are top-five favorite animals for me. And coral reefs definitely are one of my favorite ecosystems. But there is more to these colorful planty things than meets the eyes, so let’s dive in.

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CHAPTERS:

00:00 Introduction

00:38 What kind of animals are corals?

01:18 Stinging cells!

01:33 Weird life stages of corals

02:13 A coral is many animals?!

02:29 Polyp = gooey tube?

03:04 How do corals eat?

03:52 Octacorallia

04:09 Underwater pens?

04:47 Scaredy pants sea panties

05:09 Blue corals aren’t blue?

05:31 Soft corals aren’t soft?

06:26 Hexacorallia

07:23 Anemones can jump…

07:42 …and hide!

08:11 Are black corals black?

08:30 The anemone-thing scientists argue about

09:03 Coral or anemone? Both?

09:29 Are hard corals hard?

09:59 How reefs are created

10:18 Bottons on stems

10:40 Secret superpower: symbiosis

12:04 Why do corals bleach?

12:39 Our fish fed their house first?

13:11 What’s next?