Also, I could say that almost all other coins are created with purpose to achieve Bitcoin's success and to be so valuable and accepted, which is not going to happen but Bitcoin is still influencing great deal on them.
This is also confirmed on the situation on the market where we can see how fluctuations on Bitcoin price influence the price of altcoin.
Bitcoin is like the father of all crypto currencies because this is the one who started it all and almost every crypto currencies that sprouts are just a copy of Bitcoin with some modifications and adjustments to make it look original.