I suppose you could say that goldfish use aquatic locomotion via their fins & body in order to get food and/or exercise
Locomotion is the type of movement you use when performing an action, to put it in lay terms. Humans use plantigrade locomotion for walking, running, sprinting, etc.
pigs use quadrupedal locomotion.
Diploda being millipedes and locomotion being movement, their legs.
The bald eagles locomotion is its wings what they mean by locomotion is how the animal moves/ travels
They use a flagellum.
Yes, they use flagella to swim around.
for locomotion and support
Plants
star fish
Bulldogs use their legs/paws for locomotion.
maybe trap door spiders?
Yes, bacteria does obtain and use energy for locomotion.