# Crocodile (*Crocodylus niloticus*) Crocodiles are large reptiles with tough, scaly skin and powerful jaws. They live in rivers, lakes, and swamps and are excellent swimmers. Crocodiles have been around for millions of years! - **Category:** [Reptiles](https://www.snappit.app/explore/categories/reptile) - **Rarity:** Common - **Danger:** 5/5 · Extreme - **Habitat:** Freshwater, Coastal areas - **Also known as:** African Crocodile, Nile Alligator, Nile Crocodile ![Crocodile](https://res.cloudinary.com/drieglelr/image/upload/v1771425788/objects/6025.jpg) ## Appearance The Crocodile has a long, powerful body covered in tough, bony scales, typically olive-green to dark brown with a paler, yellowish underside. Its elongated snout is V-shaped, with upper jaw teeth visible when its mouth is closed, distinguishing it from alligators. ## Taxonomy - **Kingdom:** Animalia - **Phylum:** Chordata - **Class:** Crocodylia - **Order:** Crocodylia - **Family:** Crocodylidae - **Genus:** Crocodylus ## Interesting facts - Crocodiles can go for months without eating, thanks to their slow metabolism! - Crocodiles swallow stones to help them dive deeper and digest their food! - The temperature of their nest determines if baby crocodiles hatch as boys or girls! - They shed and regrow their teeth throughout their entire lives, sometimes thousands! ## Special abilities - **Bone Crusher:** Crocodiles have an incredibly strong bite force that helps them crush bones and tear apart large prey. - **Stealth Hunter:** Crocodiles can lie nearly invisible underwater for long periods, allowing them to ambush unsuspecting animals near the water's edge. - **See-Through Wink:** Crocodiles have a clear inner eyelid that helps them see clearly underwater while protecting their eyes from debris. - **Temperature Master:** Crocodiles can bask in the sun or hide in water to control their body temperature, as they are cold-blooded. ## Measurements & details - **Length:** 300-600 cm - **Weight:** 225-1000 kg - **Lifespan:** 45-70 years - **Speed:** 14 km/h - **Swim Speed:** 35 km/h - **Clutch Size:** 25-80 - **Incubation:** 80-100 days - **Maximum Depth:** 20 m ## Diet & Feeding Crocodiles are mighty hunters eating fish, birds, and mammals that come close to the water. - **Age differences:** Young crocodiles eat insects and small fish; adults eat increasingly larger prey like mammals. - **Primary Foods:** fish, birds, zebras, wildebeest, turtles - **Foraging Method:** Ambush ## Ecological connections - **Hunts:** Nile Tilapia (*Oreochromis niloticus*) — A common fish prey item in their aquatic habitats. - **Hunts:** Blue Wildebeest (*Connochaetes taurinus*) — Large mammals caught when they cross rivers during migration. - **Eats:** [Nile Monitor](https://www.snappit.app/explore/nile-monitor) (*Varanus niloticus*) — These lizards often raid nests for crocodile eggs and hatchlings. ## Traits - [Thermoregulating](https://www.snappit.app/explore/traits/thermoregulating): Thermoregulating organisms maintain a stable internal body temperature despite fluctuations in the external environment. - [Ambush Predator](https://www.snappit.app/explore/traits/ambush-predator): An ambush predator hunts by patiently waiting and concealing itself, then launching a sudden attack when unsuspecting prey comes within range. - [Ancient Lineage](https://www.snappit.app/explore/traits/ancient-lineage): This trait signifies organisms belonging to a very old evolutionary group with ancestors dating back millions of years. - [Coastal](https://www.snappit.app/explore/traits/coastal): Coastal habitats are dynamic environments located along the interface between land and sea, influenced by tides, waves, and saltwater. - [Carnivorous](https://www.snappit.app/explore/traits/carnivorous): This trait identifies organisms whose diet consists entirely or primarily of animal tissue. - [Freshwater](https://www.snappit.app/explore/traits/freshwater): Freshwater habitats include non-saline aquatic environments such as rivers, lakes, ponds, and wetlands, vital for numerous species. - [Regenerative](https://www.snappit.app/explore/traits/regenerative): Regenerative organisms possess the ability to regrow lost or damaged body parts, tissues, or organs. - [Giant](https://www.snappit.app/explore/traits/giant): Giant describes organisms or objects of significantly larger size than average for their species or type. - [Nocturnal](https://www.snappit.app/explore/traits/nocturnal): Nocturnal animals are primarily active during the nighttime hours, typically resting or sleeping during the day. ## Collections - [Reptiles](https://www.snappit.app/explore/collections/reptiles) ## Safety **Danger:** 5/5 · Extreme Never approach or feed wild crocodiles. Always stay a safe distance away. ## Frequently Asked Questions ### How to identify Crocodile? Compare scales, body proportions, legs, tail and shell, if there is one. Many reptiles change their look with age, temperature or breeding condition. Reptile Identifier: upload a photo and compare the visible details. ### How long is Crocodile? 300-600 cm ### How much does Crocodile weigh? 225-1000 kg ### How long does Crocodile live? 45-70 years ### How fast can Crocodile move? 14 km/h ### What does Crocodile eat? Crocodiles are mighty hunters eating fish, birds, and mammals that come close to the water. ### How fast can Crocodile swim? 35 km/h ### Where is Crocodile usually found? Freshwater, Coastal areas ## Where to spot - [Bronx Zoo](https://www.snappit.app/guides/places/bronx-zoo) — New York, US · Zoo - [Memphis Zoo](https://www.snappit.app/guides/places/memphis-zoo) — Tennessee, US · Zoo - [İzmir Doğal Yaşam Parkı](https://www.snappit.app/guides/places/izmir-do-al-ya-am-park) — Izmir, TR · Zoo - [Bioparc Valencia](https://www.snappit.app/guides/places/bioparc-valencia) — Valencian Community, ES · Zoo - [Busch Gardens Tampa](https://www.snappit.app/guides/places/busch-gardens-tampa) — Florida, US · Zoo - [Zoo de Castellar](https://www.snappit.app/guides/places/zoo-de-castellar) — Andalusia, ES · Zoo [View all places to see Crocodile](https://www.snappit.app/guides/where-to-see/crocodile) ## More Reptiles - [Pond Slider](https://www.snappit.app/explore/pond-slider) (*Trachemys scripta*) - [Western Fence Lizard](https://www.snappit.app/explore/western-fence-lizard) (*Sceloporus occidentalis*) - [Common Five-lined Skink](https://www.snappit.app/explore/common-five-lined-skink) (*Plestiodon fasciatus*) - [Desert Spiny Lizard](https://www.snappit.app/explore/desert-spiny-lizard) (*Sceloporus magister*) --- Source: [Crocodile: Characteristics, Facts & Places to See — Snappit](https://www.snappit.app/explore/crocodile)