The Wildlife Conservation Society of the Philippines (1997: 81) argued that “crocodiles are important to aquatic ecosystems, not only in keeping the balance by controlling population growth of prey species, but also valuable in the maintenance of residual waterholes during dry periods and inhibition of encroachment of …
Why are crocodiles important to the environment?
Ecology and Conservation
American crocodiles are ecologically important as predators. They help the environment by controlling some over-populated fish species that may cause an imbalance in the aquatic ecosystem.
What is the benefit of crocodiles?
Both the freshwater and saltwater crocodiles are apex predators. They deter fish and marine animals from overcrowding and degrading the ecosystem. During the dry season, crocodiles guard critical water points against terrestrial animals and help preserve marine life for future regeneration.
What would happen if alligators went extinct?
As alligators disappeared from the food chain, being at the highest trophic level, there wouldbe a population increase in their prey such as fish, birds, amphibians, and other animals. As these populations increased they would put strains on or even drive their food sources to extinction.
What animal can kill crocodile?
Big cats, such as jaguars and leopards, sometimes attack, kill and eat adult caimans, crocodiles and alligators. Huge serpents such as anacondas and pythons sometimes attack grown crocodilians as well. And baby alligators, crocodiles and caimans have many predators to worry about.
Do crocodiles eat humans?
The two species with the most well-known and documented reputation for preying on humans are the Nile crocodile and saltwater crocodile, and these are the perpetrators of the vast majority of both fatal and non-fatal crocodilian attacks.
Do crocodiles do any good?
Crocodiles eat ailing fish in a significant higher proportion than healthy fish, thus improving the common health of the fish stock. By preying on the most common fish, they balance the fish population; any species which suddenly becomes dominant is put back in its proper proportion.
Are crocodiles bulletproof?
Crocodiles can be often seen with their jaws wide open. … Only crocodile’s belly has a gentle skin. Skin on their back contains bony structures (called osteoderms) which make skin bulletproof. Crocodiles have excellent eyesight (especially during the night).
Do sharks eat saltwater crocodiles?
But in many cases the crocodilians were the prey, from great white sharks preying on American crocodiles in Colombia, to tiger sharks eating estuarine crocodiles in Australia. … A study published in April found that many Australian sawfish – another shark relative – sported crocodile-inflicted scars.