Ixodes ricinus, castor bean tick, ticks

Ixodes ricinus, castor bean tick, ticks

Ticks (Ixodes ricinus). (CTK Photo/Marketa Hofmanova)

Ixodes ricinus, castor bean tick, ticks

Ixodes ricinus, castor bean tick, ticks

Ticks (Ixodes ricinus). (CTK Photo/Marketa Hofmanova)

Ixodes ricinus, castor bean tick, ticks

Ixodes ricinus, castor bean tick, ticks

Ticks (Ixodes ricinus). (CTK Photo/Marketa Hofmanova)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 5, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 14, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 14, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 5, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 5, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 5, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)

Ixodes ricinus, European Castor Bean Tick

Ixodes ricinus, European Castor Bean Tick

An engorged tick is seen after it dropped off from a cat, May 5, 2020. The tick is a parasite that feeds on the blood of numerous vertebrates. When the tick sucks blood, its weight increases. When the tick is soaked, it drops off from the host. (CTK Photo/Libor Sojka)