350 year ice age beginning winter 2018/2019

There is already no doubt that an ice age is underway. Watch this or die. https://www.youtube.com/watch?v=PbVtDa3DqRQ

Re: this whole "animals in glaciers found frozen with undigested flowers in stomach" thing. Is it real? Can the temperature really drop so fast as to flash-freeze mammals (presumably within hours depending on how digestion works idk)?