The first “living creature” (ζῷον, zōon) of Revelation 4.7 deserves careful analysis.:
The Greek term
The word used is ζῷον (zōon)**, which literally means “living being,” “living creature.”
It is not the usual word for “animal” (thērion), but a broader term that stresses vitality and animation.
The translation “living creature” is therefore correct and underlines that these beings are more than animals: they are heavenly figures, close to the cherubim of Ezekiel (Ezekiel 1.5–10) and the seraphim of Isaiah (Isaiah 6.2–3).
The first creature: “like a lion”
The lion is a symbol of strength, majesty and kingship. In the Bible, it often evokes divine power and sovereignty (cf. Genesis 49.9; Amos 3.8).
In the heavenly context, this first living creature probably represents the royal power of God and his authority over creation.
Some exegetes also see in it an allusion to Christ himself, “the lion of the tribe of Judah” (Revelation 5.5), although the text does not identify him directly.
Role in the rest of Revelation
These four living creatures appear on several occasions:
Rev 4.8–9: they sing ceaselessly of the holiness of God (Holy, Holy, Holy…).
Rev 6.1–7: each of the four living creatures introduces the opening of the first four seals, saying “Come!” — which triggers the going forth of the four horsemen.
Rev 7.11: they join the angels in worshiping God.
Rev 15.7: one of them hands the angels the seven bowls of wrath.
Their role is therefore active: they are not merely decorative, but take part in the revelation and in the carrying out of the judgments.
Why this description?
Link with the Old Testament: John takes up the visions of Ezekiel and Isaiah, but adapts them to show the fullness of creation worshiping God.
Pedagogical symbolism: each living creature embodies a dimension of creation:
Lion → strength and kingship
Ox → power and service
Man → intelligence and relationship
Eagle → swiftness and transcendence
Together, they represent the totality of created life, placed before the throne to glorify God.
Their description serves to show that all creation is involved in the heavenly worship and in the accomplishment of the divine plan.
Synthesis
The Greek word ζῷον is correctly translated as “living creature.”
The first creature, like a lion, symbolizes royal power and divine majesty.
It takes part in the rest of the revelation, notably by opening the seals and by participating in the heavenly worship.
Its description aims to show that the whole creation, in its strengths and qualities, is associated with divine worship and judgment.