That would depend on the animal species in question - but to take just one species - the Honeybee:
All these behaviors are instinctive.
being able to change color naturally (like a snow hare), babies knowing how to suck to feed when they are born, and animals living in groups.
Judging Amy - 1999 Instincts 2-3 is rated/received certificates of: Argentina:13
Nikita - 2010 Survival Instincts 3-9 is rated/received certificates of: Netherlands:12 USA:TV-14
The wolf tries to eat the 3 little pigs because he is hungry and sees them as a source of food. Wolves are carnivorous animals and in the story, the wolf's natural instincts drive him to hunt and eat the pigs.
Judging Amy - 1999 Instincts 2-3 was released on: USA: 31 October 2000 Germany: 5 May 2003
Bethenny Getting Married - 2010 Maternal Instincts 3-6 was released on: USA: 26 March 2012
Xena Warrior Princess - 1995 Maternal Instincts 3-11 was released on: USA: 26 January 1998
Xena Warrior Princess - 1995 Maternal Instincts 3-11 is rated/received certificates of: Argentina:13 Chile:TE Germany:16 (season 3) Singapore:PG Spain:13
sudden unsual not knowing
1. Knowing Your Rubb (the Lord, the Creator, the Sustainer, and the One in Whose Hand is the disposal of all affairs).2. Knowing your Deen (Islam).3. Knowing your Prophet Muhammad (pbuh).
Behaviours that come "built-in" are called instincts.
yes you are crazy for not knowing that