yes
No, not of all living creatures. She is the ancestor of all humans, however.
living organisms
All living creatures eat
All i know of is vultures
All male reproductive systems are essentialy the same. male cats have a penis and testicles
Not all creatures are considered living. Living organisms are defined by characteristics such as growth, reproduction, response to stimuli, and metabolism. In contrast, entities like viruses, while they can replicate and evolve, do not meet all criteria for life when outside a host. Additionally, non-living things like rocks or water are not classified as creatures at all.
All creatures have circulatory systems
Excretory and reproductive, as both metabolic wastes and sperm/eggs exit there
No, vampires do not have periods because they are typically depicted as being dead and not having functioning bodily systems like reproductive organs. The concept of menstruation is specific to living, flesh-and-blood beings.
No, water is a chemical in which most of all living creatures want water. If there is water there in living creatures. Water is a thing in which we, Humans need it.
All living things on Earth contain carbon in that most of the molecules in us include carbon atoms. Dinosaurs were living creatures and are like all living creatures today in this respect.
Yes, all living creatures have stomachs.