Bettas do this because they are tropical fish and like warm water. They like being at the top because they breathe air like people. If they are sleeping or relaxed, they will often hand near the top so they can just constantly breathe.
the female beta fish is "plainer" than the male as where the male is a darker shade near the face and lighter shade near the tail.
The clownfish doesn't "hang around" any continent. Clownfish live in the Pacific Ocean, are found near the continents Asia, Africa and Austrailia.
In Ireland a Shelaliegh is a thorny stick cut from the blackthorn bush and it is used for fighting. Most people hang one near their front door for handyness.
that is probably were they all meet up or it is too cold
Guppies are surface fish and they also enjoy swimming/playing in water currents that is why they are there.
Near the firewall behind the engine, or under the dash near the heater core.
Obviously the temperature in the rest of the tank is too cold for the type of fish you are trying to keep, try turning the heater up a few degrees or if you do not have one like that replace with a new, bigger one.
Side of water heater, near bottom.
If yours has one the plug is located near the battery, the heater is located at the back of the block near the egr.
The fastest way to dry clothes without a dryer is to hang them outside in direct sunlight on a warm and breezy day. Alternatively, you can hang clothes indoors near a fan or heater to speed up the drying process. Using a dehumidifier in the room can also help to absorb moisture and dry clothes faster.
near the fire wall where the heater hoses enter
Yes, you can get black dust on your wall from a baseboard electric heater. If the heater has a fan, this often spreads dust to areas near the walls. If the heater does not have a fan, the warm air rising from the heater can cause dust to settle near the area.