Men

- More likely to gamble than women.

- Begin gambling in their late teens.

- Gamble more frequently than women.

- Place larger bets.

- More competitive and play to win.

- Enjoy games such as Blackjack and Poker.

Women

- Less likely to gamble than men.

- Begin gambling in their mid 20s and up.

- Gamble less frequently than men.

- Place smaller bets than men.

- Less competitive and play to have fun.

- Enjoy games such as Bingo and Slots.

While there are exceptions to every rule, the above mentioned set of observations seem to hold true for the most part. A simple and very plausible explanation may be found by taking into account the "risk taking" behavioural aspect of a typical male. Since a typical male is more likely to possess and display risk taking behavior than a typical female, so it stands to reason that a typical male is more likely to gamble competitively and for much higher stakes than a typical female.