Assertion: vertebrate's column | /r/HasProperty | back bone
Facets:
value: commonly
type: DEGREE
Source sentences:
text: Invertebrates are animals that do not have a spinal column (back bone), which surprisingly accounts for around 98% of the worlds described animals with the exception of mammals, reptiles, birds and bony fish all of which have a spinal column and are therefore classified as vertebrates, making up the final 2% of described animals.
text: The trait that is common to all invertebrates is the absence of a vertebral column (backbone): this creates a distinction between invertebrates and vertebrates.
text: Invertebrates are animals that neither possess nor develop a vertebral column (commonly known as a backbone or spine), derived from the notochord.
text: Vertebrates are animals with a spinal column (back bone) and include mammals, reptiles, birds and fish.