nav dropdown on hover code example

Example 1: Dropdown menu HTML

<select id="gender">
  <option value="male"> Male </option>
  <option value="female"> Female</option>
  </select>

Example 2: bootstrap hover dropdown

...
<div class="collapse navbar-collapse" data-hover="dropdown" data-animations="fadeInDown fadeInRight fadeInUp fadeInLeft>
    <ul class="nav navbar-nav">
    ...
    </ul>
</div>
...
or
...
<div class="collapse navbar-collapse">
    <ul class="nav navbar-nav" data-hover="dropdown" data-animations="fadeInDown fadeInRight fadeInUp fadeInLeft>
    ...
    </ul>
</div>
...