Carefully.
If it's wild: no If it's your pet: yes
Yes, you can bring condoms in your carry-on luggage on an airplane.
Yes, you can bring creatine in your carry-on luggage on an airplane.
Yes, you can carry a poster tube on an airplane as a carry-on item as long as it fits within the airline's size restrictions for carry-on luggage.
Yes, you can carry flowers on an airplane in your carry-on luggage, but it's recommended to check with the airline for any specific guidelines or restrictions.
Yes, you can bring an umbrella on an airplane as part of your carry-on luggage.
Yes, it is allowed to bring condoms in your carry-on luggage on an airplane.
Well a Gecko does not actually have a digestive system, it is the only known animal to carry out photosynthesis.
Yes, you can carry a pedometeron an airplane. (TSA haven't yet realised it's potential as a weapon)
Yes, you can.
A gun
Yes, you can.