وَهُوَ مِنْ ثَلَاثَةِ أَنْوَاعٍ: مِنَ الْإِبِلِ، وَالْبَقَرِ، وَالْغَنَمِ.
Translation: It consists of three kinds: camels, cattle, and sheep/goats.
Ibil: camels.
Baqar: cattle, a legal genus including buffalo under Hanafi classification.
Ghanam: sheep and goats.
An expensive horse or deer is not eligible simply because it has monetary value.