Here is a pine cone which is an example of a gymnosperm which is a plant whose seeds are not enclosed in an ovule.

Here is a picture of an ant pile, which is an example of a population. A population is where all the organisms that belong to the same species and live in the same geographical area.

Here are a picture of weeds, which are R-strategists. Weeds are R-strategists because they establish populations with high relative growth rates (r) so they produce numerous viable seeds, and their populations quickly build up.

This is a bee hive created a niche above my door, which is the relational position of a species population in its ecosystem to each other.

Here is a picture of a tounge, which is an example of vestigial structures. Because during development the frenum should have dissapeared, these vestigial structures are not uncommon, such as tounge tie.