Unclean Animals

Genesis 1:29 - And God said, Behold, I have given you every herb bearing seed, which is upon the face of all the earth, and every tree, in the which is the fruit of a tree yielding seed; to you it shall be for meat.
Leviticus 11:44 - For I am the LORD your God: ye shall therefore sanctify yourselves, and ye shall be holy; for I am holy: neither shall ye defile yourselves with any manner of creeping thing that creepeth upon the earth.
Mark 7:19 - Because it entereth not into his heart, but into the belly, and goeth out into the draught, purging all meats?
Acts 10:14 - But Peter said, Not so, Lord; for I have never eaten any thing that is common or unclean.
Romans 14:2 - For one believeth that he may eat all things: another, who is weak, eateth herbs.
Titus 1:15 - Unto the pure all things are pure: but unto them that are defiled and unbelieving is nothing pure; but even their mind and conscience is defiled.