id	keyword
humanimalia-11520	mice
humanimalia-11520	meijer
humanimalia-11520	learning
humanimalia-11520	animals
humanimalia-11520	humanimalia
humanimalia-11520	mice humanimalia
humanimalia-11520	mouse
humanimalia-11520	humans
humanimalia-11520	new
humanimalia-11520	care
humanimalia-11520	example
humanimalia-11520	time
humanimalia-11520	relations
humanimalia-11520	running
humanimalia-11520	laboratory
humanimalia-11520	language