Voorbeelden van bullfrog

• A big bullfrog croaked down on the shore. 

• A little farther on they heard some bullfrogs, in a swamp. 

• Again the owls hooted along the stream and bullfrogs croaked from the reedy places. 

• But now we'll go fishing for bullfrogs. 

• There was a flop in the water, and the bullfrog disappeared from sight. 

• Thus, we think that the possibility of an opsin difference between the porphyropsin and the rhodopsin of the bullfrog can be neglected.

• Bullfrog retinal bipolar cells may express heterogeneous glycine receptors at dendrites and axon terminals.

• Glycinergic synaptic transmission to bullfrog retinal bipolar cells is input-specific.

• It is no good blowing oneself off as a bullfrog; one has to accept one's actual strength and power.

• Animals can also eat each other; the bullfrog eats crayfish and crayfish eat young bullfrogs.

• Some of the living creatures without an ability to move may disappear, while the introduction of bullfrogs produced immense effects on other animals.

• The bullfrog often escapes captivity and can establish feral populations where it may introduce the disease to new areas.

• Species along this stretch include largemouth and smallmouth bass, sunfish, channel and flathead catfish, carp, crayfish, and bullfrogs.

• This marshy pond is home to a few coots and the occasional mallard, to dragonflies and bullfrogs.

• The plants are used as shelter by pond water species such as bullfrogs and bluegills.

• Introduced animals such as bullfrogs, rats, cats, dogs and mongooses prey on the gallinules, especially at their nests.

• All smalls are sent to a series of bullfrogs (sorting machines).

• Bullfrogs can capture large, strong prey because of the powerful grip of their jaws after the initial ranid tongue strike.

• A sixth amphibian species, the bullfrog, was introduced.

• These invasive species include bullfrog, painted turtle, cutthroat trout, ictalurid catfish and carp.