9: Well big groups of birds are often found competing for food, causing fights and even death due to the fight. If a flock of birds from population A goes to population B, there would be more competition due to birds wanting food and nesting places that are good.
10: Many species evolve to suit environmental changes, but let's say this change in the environment was bad. Pollution, species of aggressive animals, which would eat the food the animals need and cause a downgrade in food leaving the area bare, and hunting, which would bring humans to the area and cause them to camp out, eat the animals and wild vegetables, such, can cause negative population changes. Due to these things birds could get sick and die off, causing population to go down. If trash and sewage are not cleaned up it could affect the birds food source and cause it to be bad for a long time, the aggressive animals would kill and eat the birds causing a continuous spiral of death, and hunting could cause them to die.
Answer:
Might save some lives and also vaccine could reduce a chance of future outbreaks. Only if the patient is aware of the risk that might happen and agreed to use the drug.
Answer:
Adult cottonmouths are brown.
Explanation:
An observation is a fact that you can clearly see and don't have to guess if it is true or not.
Answer:
1. because theyre transgender (i can explain)
2. in what manner??
Explanation:
transgender is when you feel some sort of dysphoria (google it if you don't know what i means) that is called gender dysphoria, which is what makes people feel the NEED to transition, though not everyone does. they don't identify with their body, in that in their mind they feel they are another gender but their body doesn't reflect that.
Circulatory System because it carries the blood throughout the body.
