SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Expires: February 28, 2011 Estimated average burden hours per response 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* HENDRICKS JOHN S (Last) (First) (Middle) ONE DISCOVERY PLACE (Street) SILVER SPRING MD 20910 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Discovery Communications, Inc. [ DISAD ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner X Officer (give title below) Other (specify below) Founder
	3. Date of Earliest Transaction (Month/Day/Year) 10/01/2008
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
DAP Unit (stock appreciation right) ( 1 )	$25.95	10/01/2008		A		1,988,283		10/01/2008 ( 2 )	10/01/2011	Series A Common Stock	1,988,283	( 1 )	1,988,283	D
DAP Unit (stock appreciation right) ( 3 )	$13.23	10/01/2008		A		2,242,486		10/01/2006 ( 4 )	10/01/2009	Series A Common Stock	2,242,486	( 3 )	2,242,486	D
DAP Unit (stock appreciation right) ( 5 )	$10.48	10/01/2008		A		3,716,229		( 6 )	10/01/2008	Series A Common Stock	3,716,229	( 5 )	3,716,229	D
Employee Stock Option (right to buy)	$14.53	10/01/2008		A		5,708,289		10/01/2009 ( 7 )	10/01/2018	Series A Common Stock	5,708,289	$0	5,708,289	D

Explanation of Responses:

1. Received in exchange for 1,663,324 DAP Units over shares of Discovery Holding Company ("DHC") Series A common stock at an original beginning unit value of $31.01, in connection with the merger of DHC with a wholly-owned subsidiary of the company (the "Merger"). Under the terms of the DAP Plan, the conversion of outstanding DAP units could not be calculated until 10 trading days of the company's Series A common stock had passed.

2. DAP Units vest in four equal annual installments beginning October 1, 2008. On each vesting date, the vested DAP Units are automatically cashed out.

3. Received in exchange for 1,879,019 DAP Units over shares of DHC Series A common stock at an original beginning unit value of $15.81, in connection with the Merger. Under the terms of the DAP Plan, the conversion of outstanding DAP units could not be calculated until 10 trading days of the company's Series A common stock had passed.

4. DAP Units vest in four equal annual installments beginning October 1, 2006. On each vesting date, the vested DAP Units are automatically cashed out.

5. Received in exchange for 3,110,957 DAP Units over shares of DHC Series A common stock at an original beginning unit value of $12.52, in connection with the Merger. Under the terms of the DAP Plan, the conversion of outstanding DAP units could not be calculated until 10 trading days of the company's Series A common stock had passed.

6. All outstanding DAP Units vest and become payable on October 1, 2008.

7. The Employee Stock Option vests in four equal annual installments, beginning October 1, 2009.

Remarks:

The trading symbols for the Issuer's Series A, Series B and Series C common stock are, respectively, DISAD, DISBD and DISCK.

	/s/ Joseph A. LaSala, Jr., by power of attorney	10/03/2008
	** Signature of Reporting Person	Date
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