This page lists all creatures which can be used as a wizard or sorcerer's familiar, or obtained through the improved familiar feat.

Firebrat (3.5e Monster)

“{{#set:Prerequisite=Improved Familiar |Prerequisite=Caster Level 5 |Benefit=None. }} Slow...

Zergling (3.5e Monster)

Tree Ocelot (3.5e Monster)

Bobcat (3.5e Monster)

Frog (3.5e Monster)

“{{#set:Prerequisite=None |Benefit=+3 bonus on Jump checks. }} This frog is easily the size of a...

Goliath Frog (3.5e Monster)

Headcrab (3.5e Monster)

Kavka (3.5e Monster)