because it's not
No. Evolution is not fully understood.
No, not fully understood but most of the source and system have understood by scientists.
submarines change the behavior of some whales but they do not harm whales
Talk to, sure. But being understood and getting an answer - no.
Yes, female humpback whales do sing as part of their communication and social behavior.
Roger Payne has written: 'Communication and behavior of whales' -- subject(s): Whales, Animal communication, Congresses, Behavior, Mammals
Whales do not lay eggs ! They are mammals giving birth to fully-formed live young !
Norm
It helps them survi ve and live.
None at all. Dreams are a function of the subconscious which is not fully understood
Because a world we fully understood would be boring.
The causes of this disorder are not yet fully understood