Weekly Creature Feature: Do you know what this is? | Dolphin Research
Close up of spiral shark egg from the shark family Heterodontidae washed up on beach. Port Jackson Shark, Heterodontus portusjacksoni, or Crested Horn Shark Heterodontus galeatus NSW, Australia Stock Photo | Adobe
Twist Your Mind Around A Shark Egg Case
Four Spectacular Ocean Mothers | BusinessToday
Horn shark egg case | Horn shark, Mermaid purse, Shark
California Beachcomber Finds Bizarre Shark Egg Washed Up On Shore - Unofficial Networks
Crested Horn Shark Lunch – Pacificklaus
The weird world of shark eggs - Australian Geographic
Oceana Philippines - The egg case of a horn shark (Heterodontus francisci) Photo by: Chris Nelson | Facebook
California Beachcomber Finds Bizarre Shark Egg Washed Up On Shore - Unofficial Networks
Morning Start: Horn shark eggs - Salmon Arm Observer
Central Coast Aquarium - The horn shark is oviparous, just like the swell sharks. This means the females lay eggs, and then their young hatches in 6-9months. They have a lifespan of