WD-40’s formula is a trade secret. The original copy of the formula was moved to a secure bank vault in San Diego in 2018.
To avoid disclosing its composition, the product was not patented in 1953, and the window of opportunity for patenting it has long since closed.
WD-40’s main ingredients as supplied in aerosol cans, according to the US Material Safety Data Sheet information, and with the CAS numbers interpreted:
I think the funniest part about cuckoo’s is that they can’t be bothered to parent their offspring but some will still hang around just to make sure the host is taking care of the cuckoo’s chicks.
Like if the host bird notices the cuckoo chick and tries to not feed it the cuckoo will harass the host bird and try to kill the other chicks.
Some birds have developed specialized patterns in their young and specialized movements to prove they are not cuckoos. Cuckoos have developed mimicking patterns and movements as a result.
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