this is from a custom application but does the job you want out of box in odoo way.

be careful: when you do changes on one2many columns with it, you might erase data!

in views

<record id="view_fc_animal_form" model="ir.ui.view">
    <field name="name">fc.animal.tree</field>
    <field name="model">fc.animal</field>
    <field name="priority">4</field>
    <field name="arch" type="xml">
        <form string="Animals">
            <sheet>
                <group>
                    <field name="species_id" on_change="onchange_species_id(species_id, context)" options="{'no_create': True}"/>
                </group>
                <group>
                    <field name="breed_id" domain="[('species_id','=',species_id)]" options="{'no_create': True}" attrs="{'disabled': True}"/>
               </group>


                <group>
                    <group>
                        <!-- this is a sample for Selection/Boolean column. -->
                        <field name="gender" on_change="onchange_gender(gender, context)"/>
                    </group>

                    <group attrs="{'invisible': [('gender','not in', ('male', 'female'))]}">
                        <field name="castrated" attrs="{'invisible': [('gender','in', ('female'))]}"/>
                        <field name="sterilized" attrs="{'invisible': [('gender','in', ('male'))]}"/>
                    </group>
                </group>
            </sheet>
        </form>
    </field>
</record>

in model.

class Animal(models.Model):
    _name = 'fc.animal'

    # columns
    species_id = fields.Many2one('fc.species', string='Species', index=True, required=True)
    breed_id = fields.Many2one('fc.breed', string='Breed', index=True)

    def onchange_species_id(self, cr, uid, ids, species_id, context=None):
        if not species_id:
            return {'value': {'species_id': False, 'breed_id': False}}

        return {'value': {'breed_id': False}}