- The devil is an apex predator, at the top of the food chain and therefore in its declining absence has affected the behavior and feeding patterns of the brushtail possums, this is due to possums generally running up trees for safety but now as they are gaining safety are remaining predominantly on the ground

- They occupy a very important niche in the ecological environment in which they live. Without them, other species would expand or take of that niche. 

- They can be helpful for controlling level of feral cats or unwanted animals 

Because there is a lack of understanding of shark migration. 

Frequently caught in commercial fishing nets and on fishing lines. 

Usually hunt seals and sea lions help keep animals pop in check. 

Why is your species endangered ? 

·        It's estimated that there are only 500 left. 

·         Its unique skin is used to make high-quality leather. 

·         its flesh is prepared for human consumption 

·         incidental capture by recreational and commercial fishing and 

Eating almost any kind of fish, crustacean, shark, ray and squid, the grey nurse shark is a predator key in keeping a balance in the marine ecosystem. 

Grey nurse sharks  produce few offspring, are slow to mature and late to reproduce. 

 

·         Delicate diet that depends on 40 different types of Fungai  

·         Clearing of habitat 

·         Predators 

·         Catastrophic wildfire 

Why is your species important to the ecosystem? 

·         Has a symbiotic with fungi- benefiting each other