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Heterodontus marshallae is a small species of hornshark, reaching a maximum length of about 60 cm. It has a robust body, a blunt head with prominent crests above the eyes, and a small mouth. It has two dorsal fins, each with a long spine in front, and an anal fin that is well separated from the caudal fin. The caudal fin has a prominent lower lobe and a large terminal lobe. The pectoral and pelvic fins are large and triangular.
The most distinctive feature of Heterodontus marshallae is its color pattern, which consists of 22 dark brown bands and saddles on a light greyish brown background.
Featured interview
Erica Salvemini shares her journey as a compassionate companion animal care provider and successful entrepreneur, shedding light on the challenges and impact she has had on animal welfare.
Erica, a master reiki practitioner and the founder of Just for Paws Spa and Academy, embarked on her career nearly two decades ago. Erica discusses her evolution from a software marketing director to a devoted animal care provider.
Erica's passion for animals dates back to her childhood, when she rescued wounded animals and organized bake sales for Greenpeace, indicative of her lifelong love for animals.
Featured video
Deadly ocean trash - The impact of ghost nets
Every year, about a million tons of fishing nets are lost or dumped in the sea, known as "ghost nets," causing indiscriminate deaths of marine animals. Synthetic nets, which take up to 600 years to decompose, are a significant part of this problem. Initiatives worldwide attempt to salvage and recycle ghost nets, but the process is expensive and dangerous.
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- The saltwater crocodile can grow up to 6.5 m (21 ft) long.
- The spitting cobra can propel its venom up to 3 m (10 ft) into the eyes of prey.
- The big-headed turtles head is so big it cannot pull it inside its shell.
- Geckos can walk upside down along ceilings with footpads that have hair-like structures that form a sticky pad.
- The Aldabra giant tortoise can be 1.1m (3½ ft) long and weigh 250kg (550 lb).
- Try an animal quiz!
About WikiAnimal
WikiAnimal is an online knowledge base dedicated to the animal kingdom. Its mission is to offer a comprehensive and accessible resource for animal enthusiasts. Here you can find information about all kinds of animals, from mammals to reptiles, from birds to fish, from insects to amphibians. You can learn about their habitats, behaviors, diets, adaptations, conservation status and more.
You can also contribute to WikiAnimal by editing existing articles or creating new ones. Wikianimal is a collaborative project that relies on people like you to share their knowledge and passion for animals.
Join the growing WikiAnimal community in promoting knowledge, understanding, and compassion for animals.
WikiAnimal - founded Apr 10, 2023.WikiAnimal Projects
- Project Animal Talk - feature interviews and blogs from people who are passionate about animals.
- Project Newshound - Newshound is a Really Simple Syndication (RSS) retrieval platform that aggregates animal related content from various sources using RSS feeds. You can then access Newshound in a centralized location to view and stay updated on news and articles from different websites. Newshound algorithms attempt to ensure that you receive timely updates while trying to avoid overwhelming you with irrelevant information.
- Project Species - an ambitious initiative dedicated to documenting the vast diversity of life on Earth. Our mission is to create an exhaustive and comprehensive repository of knowledge about every (as many!) species of animal that inhabits our planet.